v.rautio

TL2 Moderator · Trondheim

Contributes reviews on supplier material. Based in Trondheim.

Joined 25 April 2025 · last posted 8d

103 posts, newest first. Showing up to 150.

Alcohol: what is documented and what is folklore Replied, post #122 · Practice › Interactions · 20 Jul 2026 · 0 likes Insulin interaction: semaglutide and tirzepatide are not contraindicated with insulin but the combination carries hypoglycemia risk if insulin doses are not adjusted.…
What a certificate commits its issuer to Replied, post #27 · Analytics › COA interpretation · 14 Jul 2026 · 0 likes Counter-ion form is crucial: peptides are isolated as salts, most often trifluoroacetate from reversed-phase purification or acetate after salt exchange. The…
The anatomy of a question that gets answered within an hour Replied, post #111 · Start Here › How to Ask · 13 Jul 2026 · 22 likes On post #107 — agreed on the reasoning, with one qualification. Units. Everything needs units. This is why we ask every single time. I have seen the same arithmetic…
Coming back to: Lateral-flow and colorimetric approaches: the specificity problem Replied, post #73 · Analytics › Home & field testing · 11 Jul 2026 · 0 likes Worth separating two things that post #69 runs together. Enzyme assays: if you have an enzyme that reacts specifically with your compound, an enzyme-based assay can…
What the GIP component of tirzepatide is thought to contribute, and how confident we can… Replied, post #2 · Compounds › Tirzepatide · 10 Jul 2026 · 4 likes Half-life difference: tirzepatide is about 5 days versus semaglutide's week-long. Practically, that means steady state is reached slightly faster and the post-dose…
Tracking intake honestly when appetite is absent Replied, post #91 · Nutrition & Training › Protein & intake · 9 Jul 2026 · 3 likes Worth separating two things that post #87 runs together. Protein sources: animal sources (meat, fish, eggs, dairy) are denser and easier to hit targets with. Plant…
Follow-up: The most useful thing you learned here that was not the answer you came for Replied, post #17 · Lounge › Off topic · 1 Jul 2026 · 29 likes Coming back to post #15, because the follow-up matters more than the original answer. Newer drugs and mechanisms: when a new drug launches or a new mechanism is…
Second pass at: Which categories are strict and which are relaxed, honestly Replied, post #84 · Start Here › Welcome · 30 Jun 2026 · 0 likes On the reading order question specifically: start with the how-to-ask materials in this category, then read the one to three subcategories where your main questions…
Travelling with an injectable: documentation and practicalities Replied, post #35 · Access › International · 21 Jun 2026 · 2 likes Worth separating two things that post #31 runs together. Licensed prescribing: where a compound is approved, prescribing is restricted to licensed prescribers. Where it…
Racemisation and why it is invisible to a mass measurement Replied, post #56 · Analytics › Impurities & related substances · 11 Jun 2026 · 13 likes This follows post #53 rather than contradicting it. Incomplete deprotection: mass higher by the protecting group mass. Usually markedly later eluting. A synthesis…
Journal club: orforglipron phase 2 and the non-peptide question Replied, post #85 · Evidence › Journal club · 7 Jun 2026 · 2 likes SOUL (N Engl J Med 2025): Oral semaglutide cardiovascular outcomes. Extends the cardiovascular evidence to the oral formulation. Note that oral bioavailability is lower…
Batch numbers that do not match the vial label Replied, post #26 · Sourcing › Red flags · 7 Jun 2026 · 5 likes I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The distinction being drawn does not survive when you look at…
Second pass at: Programming during a large energy deficit Replied, post #11 · Nutrition & Training › Resistance training · 2 Jun 2026 · 0 likes Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing. The correction was fair and I had…
Request: a per-category review queue Replied, post #9 · Meta › Feature requests · 29 May 2026 · 0 likes Feature scope: some requests are for the site itself (search, filtering, navigation). Some are for the documentation (new topics, different formats). Scope helps…
Reading a home test result without over-claiming Replied, post #44 · Analytics › Home & field testing · 16 May 2026 · 0 likes Enzyme assays: if you have an enzyme that reacts specifically with your compound, an enzyme-based assay can work. These are sometimes available commercially but are…
Lean mass preservation: what the evidence supports — does this still hold? Replied, post #70 · Outcomes › Body composition · 4 May 2026 · 7 likes Bioelectric impedance analysis: less precise than DXA and strongly affected by hydration state. Not reliable for detecting month-to-month changes. Useful for trend over…
Spreadsheets: an appreciation — what changed since Replied, post #21 · Lounge › Off topic · 17 Apr 2026 · 15 likes Politics and public policy: healthcare policy that affects access to these compounds is relevant here. Partisan politics is not.
Journal club: is percentage weight change the right endpoint? Replied, post #52 · Evidence › Journal club · 9 Apr 2026 · 19 likes Critical appraisal template: (1) What did the trial set out to estimate? (2) Could the design answer that question? (3) Was the population sufficiently similar to your…
[2026 update] What a purity-only report leaves out Replied, post #77 · Sourcing › Independent verification · 3 Apr 2026 · 14 likes I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The distinction being drawn does not survive when you look at…
Revisiting: Drawing up with one needle and injecting with another Replied, post #26 · Practice › Administration · 3 Apr 2026 · 2 likes I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The distinction being drawn does not survive when you look at…
0.3 mL versus 0.5 mL versus 1 mL barrels: resolution matters Replied, post #3 · Devices › Syringes & needles · 27 Mar 2026 · 12 likes On the opening post — agreed on the reasoning, with one qualification. Sharps disposal: needles and syringes should be disposed in a sharps container (a rigid,…
[2026 update] Charge states for a 4 kDa peptide, worked through Replied, post #33 · Analytics › Mass spectrometry · 26 Mar 2026 · 0 likes Purity and identity are different questions: LC-MS establishes that the species at a retention time has the expected mass. It does not establish how much of the sample…
Run-in periods and the population they select Replied, post #88 · Evidence › Trials · 26 Mar 2026 · 17 likes On post #84 — agreed on the reasoning, with one qualification. Dropout is information: high dropout rates can indicate tolerability problems or lower efficacy than the…
Half-life, steady state, and accumulation worked through — a second dataset Replied, post #103 · Pharmacology › Pharmacokinetics · 11 Mar 2026 · 0 likes post #102 is right about the mechanism and I think understates the practical bit. Bioavailability: oral semaglutide has low bioavailability (roughly 1%) due to peptide…
Where impurities in solid-phase peptide synthesis come from Replied, post #46 · Analytics › Impurities & related substances · 28 Feb 2026 · 25 likes For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use.
Pharmacy supply in the UK and the questions you will be asked Replied, post #58 · Regional › UK & Ireland · 28 Feb 2026 · 9 likes Picking up post #55: that is the part I would want checked first. Ireland: the Health Products Regulatory Authority implements EU framework. Prescription-only.…
Measurement error in a self-reported exposure Replied, post #86 · Evidence › Study critique · 26 Feb 2026 · 26 likes Worth separating two things that post #82 runs together. Criticise the method, not the author: a paper with a weak design is not a bad paper by someone with bad…
[2026 update] Storing lyophilised material long term: what governs the shelf life Replied, post #72 · Practice › Storage & stability · 25 Feb 2026 · 8 likes Worth separating two things that post #68 runs together. Vial integrity: once a vial is entered with a needle repeatedly, the rubber closure degrades and the integrity…
Mass error in ppm: the arithmetic and the caveat Replied, post #50 · Analytics › Mass spectrometry · 13 Feb 2026 · 0 likes Picking up post #47: that is the part I would want checked first. Thank you for the correction. I have edited my earlier post with a note rather than silently, so the…
Why the titration planner refuses to produce a schedule below a floor Replied, post #35 · Data & Tools › Calculators · 3 Feb 2026 · 24 likes Coming back to post #33, because the follow-up matters more than the original answer. Storage lookup: which conditions (temperature, time) are you considering storing…
Revisiting: Language barriers in accessing a prescription abroad Replied, post #69 · Access › International · 23 Jan 2026 · 18 likes Compounding in different countries: some countries allow pharmacy compounding under defined conditions; others do not. The rules are jurisdiction-specific and change.
Second pass at: Pregnancy and pregnancy planning: contraindication and washout Replied, post #19 · Clinical › Special populations · 21 Jan 2026 · 1 like Older adults: sarcopenia risk is higher, polypharmacy is common, and the clinical trials did not enroll many people over 75. Extrapolating to very old people is…
What a certificate commits its issuer to — one year on Replied, post #5 · Analytics › COA interpretation · 15 Jan 2026 · 0 likes I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The distinction being drawn does not survive when you look at…
Specification in the result column: why that is a meaningful error Replied, post #105 · Analytics › COA interpretation · 14 Jan 2026 · 7 likes On post #101 — agreed on the reasoning, with one qualification. Water content (residual moisture) matters: lyophilised peptide is not dry. A few percent water is…
A partial dose because the pen emptied mid-injection Replied, post #30 · Practice › Administration · 8 Jan 2026 · 0 likes post #29 is right about the mechanism and I think understates the practical bit. Pinch or no pinch: the decision depends on needle length and on your own anatomy. A…
Revisiting: A page that has drifted out of date and needs a maintainer Replied, post #19 · Documentation › Wiki requests · 1 Jan 2026 · 0 likes Authority and authorship: if you think a maintained page needs input from someone with specific expertise (a clinician, an analytical chemist) suggest who might…
Documentation that materially improves an appeal's chances Replied, post #98 · Access › Insurance & coverage · 10 Dec 2025 · 1 like Worth separating two things that post #94 runs together. Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what you did…
Journal club: LEADER as the historical anchor Replied, post #11 · Evidence › Journal club · 10 Dec 2025 · 0 likes post #10 is right about the mechanism and I think understates the practical bit. SURMOUNT-OSA (N Engl J Med 2024): Tirzepatide in obstructive sleep apnoea, using an…
Tirzepatide's shorter half-life and its one practical consequence Replied, post #25 · Compounds › Tirzepatide · 8 Dec 2025 · 27 likes post #24 is right about the mechanism and I think understates the practical bit. For anyone arriving from a search: the marked solution above is the direct answer, and…
[2026 update] How much of the diluent volume the powder itself displaces Replied, post #25 · Practice › Reconstitution · 23 Nov 2025 · 3 likes Coming back to post #23, because the follow-up matters more than the original answer. A 10 mg vial reconstituted three different ways: 1 mL diluent gives 10 mg/mL, 2 mL…
Tirzepatide's shorter half-life and its one practical consequence Replied, post #8 · Compounds › Tirzepatide · 20 Nov 2025 · 0 likes Mass and charge states: tirzepatide is about 4813.5 Da and on an electrospray instrument you would expect to see charge states mostly in the 2+ to 4+ range, the same as…
Lurking for two months before posting: was that the right call? Replied, post #11 · Start Here › Welcome · 17 Nov 2025 · 0 likes On the reading order question specifically: start with the how-to-ask materials in this category, then read the one to three subcategories where your main questions…
Where to report an adverse event officially, by region — a second dataset Replied, post #96 · Safety › Adverse events · 5 Nov 2025 · 0 likes Allergic reactions: true allergy (anaphylaxis, severe rash) is rare with these peptide compounds but possible. Distinguishing true allergy from GI intolerance matters.
Older adults, sarcopenia risk, and the trade-off nobody quantifies Replied, post #19 · Clinical › Special populations · 25 Oct 2025 · 11 likes Pancreatitis history: the compounds can rarely trigger pancreatitis. A history of pancreatitis makes monitoring for recurrence more important during titration.
Sleep tracking data and its considerable limitations Replied, post #82 · Wellbeing › Sleep · 25 Oct 2025 · 0 likes post #81 is right about the mechanism and I think understates the practical bit. I disagree with the reply above, and I think the disagreement is substantive rather…
New subcategory: rationale and scope Replied, post #75 · Meta › Announcements · 21 Oct 2025 · 30 likes Coming back to post #73, because the follow-up matters more than the original answer. Notifications: watching this subcategory means you receive notifications when…
Reading an interaction checker output critically Replied, post #24 · Practice › Interactions · 18 Oct 2025 · 0 likes Coming back to post #22, because the follow-up matters more than the original answer. Separation timing versus clinically important interaction: a separation timing…
What happens after your first post: likes, trust levels, and why none of it matters much… Replied, post #47 · Start Here › Welcome · 16 Oct 2025 · 15 likes Nothing here requires expertise. The experienced members here got that way by posting questions, not by knowing the answer before they showed up. If you know something…
High-resolution MS on aggregates and what it can see Replied, post #93 · Analytics › Mass spectrometry · 15 Oct 2025 · 0 likes Sample matrix effects: if a sample is dissolved in a complex matrix, other compounds in the matrix can suppress the peptide signal. Clean samples give higher…
[2026 update] Splitting an overlong document into two Replied, post #37 · Documentation › Wiki requests · 1 Oct 2025 · 3 likes I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The distinction being drawn does not survive when you look at…
Compounds this community declines to help with, and why Replied, post #11 · Compounds › Other compounds · 25 Sep 2025 · 8 likes Picking up post #8: that is the part I would want checked first. Melanocortin agonists: mechanism involves the melanocortin-4 receptor pathway that regulates appetite.…
What this community means by "a source", in practical terms Replied, post #121 · Start Here › Welcome · 20 Sep 2025 · 0 likes On post #117 — agreed on the reasoning, with one qualification. Nothing here requires expertise. The experienced members here got that way by posting questions, not by…
Particulates in a reconstituted solution: identifying the likely source Replied, post #7 · Analytics › Impurities & related substances · 13 Sep 2025 · 0 likes This follows post #4 rather than contradicting it. Dimer and higher-order multimers: two or more peptide molecules bonded together. They appear at double the mass and…
Enforcement priorities versus written rules — does this still hold? Replied, post #33 · Sourcing › Regulatory · 28 Aug 2025 · 9 likes Two things before anyone answers the substance. First, the context in the first post is clear and specific. Second, the question is framed so that an answer can…
Second pass at: How to ask a question when you cannot say why you are asking it Replied, post #10 · Start Here › How to Ask · 26 Aug 2025 · 0 likes Picking up post #7: that is the part I would want checked first. Five questions in one post gets you one answer: the easiest one, usually not the one you needed most.…
Reaching a dose and staying there for a year: a longitudinal note — does this still hold? Replied, post #30 · Practice › Dosing & titration · 23 Aug 2025 · 0 likes Holding a dose indefinitely: the trials did not study indefinite holding at a non-maximum dose. The trials escalated to a target and then held that. What happens if you…
Revisiting: Reading a denial letter as a specification for your appeal Replied, post #68 · Access › Insurance & coverage · 4 Aug 2025 · 29 likes On post #64 — agreed on the reasoning, with one qualification. Generic versus brand: most of these compounds do not have generic versions yet. Once they do, formulary…
A ten-fold dose error caught before injection — one year on Replied, post #45 · Devices › Syringes & needles · 2 Aug 2025 · 0 likes This follows post #42 rather than contradicting it. Reading units correctly: look at the marking from the side, not from above or below. The bottom of the plunger tip…
How the vendor documentation pages are maintained, and by whom — what changed since Replied, post #33 · Sourcing › Vendor reports · 31 Jul 2025 · 25 likes Worth separating two things that post #29 runs together. Date the report: when the analysis was done matters. Material can degrade in storage. A report from two years…
Second pass at: Journal club: STEP 4 and what a withdrawal design can prove Replied, post #46 · Evidence › Journal club · 29 Jul 2025 · 0 likes This follows post #43 rather than contradicting it. I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The…
Random versus fixed effects: choosing rather than defaulting Replied, post #16 · Evidence › Meta-analyses · 2 Jul 2025 · 19 likes Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what you did and when. The single most useful thing in your own…
The CagriSema phase 2 paper and what a fixed combination buys — the long version Replied, post #153 · Compounds › Cagrilintide & amylin analogues · 20 Jun 2025 · 31 likes On post #149 — agreed on the reasoning, with one qualification. The CagriSema phase 2 paper: a fixed combination of the two components in one weekly injection. The…
Airline travel with a temperature-sensitive injectable — what changed since Replied, post #39 · Devices › Cold chain · 15 Jun 2025 · 12 likes Picking up post #36: that is the part I would want checked first. Shipping container and cold packs: reputable suppliers use insulated containers with cold packs…
Second pass at: A history of disordered eating: proceeding carefully Replied, post #64 · Wellbeing › Mental health · 5 Jun 2025 · 0 likes I read post #62 twice before replying, because I had assumed the opposite. Motivation and expectation: starting with clear motivation and realistic expectations about…
The CagriSema phase 2 paper and what a fixed combination buys — the long version Replied, post #13 · Compounds › Cagrilintide & amylin analogues · 4 Jun 2025 · 21 likes This follows post #10 rather than contradicting it. Nausea profile of amylin analogues: the historical agent pramlintide required multiple daily doses and had a…
Reading a trial's population section before its results — does this still hold? Replied, post #109 · Evidence › Trials · 16 May 2025 · 0 likes Dropout is information: high dropout rates can indicate tolerability problems or lower efficacy than the summary suggests. Where the analysis handled dropouts matters.…
A checklist for reading a certificate in under two minutes — does this still hold? Replied, post #3 · Analytics › COA interpretation · 4 May 2025 · 12 likes For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use.
Certificates issued by the seller versus by a laboratory Replied, post #56 · Analytics › COA interpretation · 22 Apr 2025 · 24 likes When a document puts the specification in the result column, it has told you the release criterion, not the measurement. Those are different claims and the second is…
Journal club: STEP 1 and the treatment-policy estimand — does this still hold? Replied, post #5 · Evidence › Journal club · 16 Apr 2025 · 0 likes SURMOUNT-OSA (N Engl J Med 2024): Tirzepatide in obstructive sleep apnoea, using an objective physiological endpoint. Notable because soft endpoints are avoided. Two…
Coming back to: An 18-month record including the parts that went badly Replied, post #40 · Outcomes › Progress reports · 16 Apr 2025 · 0 likes Plateaus and resets: if weight loss stalls and then resumes, that is ordinary. It is not evidence that the medication stopped working. It is not evidence that it is…
An orphaned page with no inbound links Replied, post #26 · Meta › Wiki maintenance · 8 Apr 2025 · 0 likes Cross-referencing: if two pages should reference each other but do not, suggesting the cross-reference helps the maintainer see the connection.
Second pass at: Retatrutide mass and identity: what a report should show Replied, post #16 · Compounds › Retatrutide · 6 Apr 2025 · 26 likes Dose escalation in the published trials: the protocols started at lower doses and escalated by defined steps. The step sizes are documented and they may or may not…
A report I filed that turned out to be wrong, and the correction Replied, post #5 · Sourcing › Vendor reports · 5 Apr 2025 · 0 likes Testing service selection: Janoshik gives purity with chromatogram. Medutest gives combined purity and identity. PeptideMeter gives verification records as well as…
A promotion I argued against, and why I lost Replied, post #161 · Documentation › Doc review · 4 Apr 2025 · 2 likes Review of promoted topics: when a topic is nominated for promotion to a maintained documentation page, the draft is posted here. Community review happens before…
Splitting a vial for two laboratories: how to do it without ruining both Replied, post #9 · marked as the solution · Sourcing › Independent verification · 26 Mar 2025 · 12 likes I read post #7 twice before replying, because I had assumed the opposite. Repeat testing: if you want to verify the same lot a second time, testing with a different…
Reading order for a first week here, and what to skip until later Replied, post #26 · Start Here › Welcome · 6 Mar 2025 · 0 likes For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use.
Follow-up: Attributing a new peak: degradation product or excipient? Replied, post #20 · Analytics › Impurities & related substances · 19 Feb 2025 · 0 likes Deletion sequences (incomplete coupling during synthesis): lower in mass by one residue. Chromatographically they usually elute earlier or later depending on the…
A 10 mg vial reconstituted three different ways, compared — the long version Replied, post #10 · Practice › Reconstitution · 11 Feb 2025 · 0 likes Why "add 2 mL" is not an instruction: the powder in the vial takes up space. "Add 2 mL to a 10 mL vial" and "add 2 mL of diluent so the final volume is approximately 2…
Oxidation and deamidation mass shifts, tabulated Replied, post #44 · Analytics › Mass spectrometry · 28 Jan 2025 · 12 likes Desalting before analysis: some samples need desalting to remove salts that suppress the peptide signal. Report whether desalting was used, because it can affect the…
Oral semaglutide bioavailability and its variability between people — a second dataset Replied, post #36 · Compounds › Oral incretins · 26 Dec 2024 · 0 likes Worth separating two things that post #32 runs together. Dose numbers for oral formulations are not comparable to injectable ones. The 14 mg oral dose is not equivalent…
Persistent vomiting and the threshold for seeking help — one year on Replied, post #41 · Safety › Adverse events · 22 Dec 2024 · 20 likes Severe gastrointestinal events: persistent vomiting, abdominal pain out of proportion, or signs of bowel obstruction warrant urgent evaluation. Mild nausea and…
[2026 update] New subcategory: rationale and scope Replied, post #80 · Meta › Announcements · 20 Dec 2024 · 27 likes Staff announcements, policy changes, and scheduled maintenance. Read-only except for questions clarifying what was announced.
[2026 update] How to read a forest plot, properly, from scratch Replied, post #47 · Evidence › Trials · 20 Dec 2024 · 20 likes This follows post #44 rather than contradicting it. Risk of bias: structured appraisal of internal validity. Key things to assess: randomisation method (was it truly…
Injection-site reactions: describing them precisely enough to be useful Replied, post #65 · Practice › Side effects · 11 Dec 2024 · 11 likes Recognition and grading: nausea ranges from "noticeable" to "limiting". Constipation ranges from mild to severe. Having language to describe the magnitude helps you…
Journal club: STEP 4 and what a withdrawal design can prove — one year on Replied, post #8 · Evidence › Journal club · 18 Nov 2024 · 10 likes SURMOUNT-1 (N Engl J Med 2022): Tirzepatide obesity trial. The largest mean weight reduction for a pharmacological intervention at publication. Read the categorical…
Follow-up: Dead volume across syringe and needle combinations Replied, post #64 · Devices › Syringes & needles · 12 Nov 2024 · 0 likes post #63 answers the question as asked. The question underneath it is different. Aspirating before injection: for subcutaneous injection, aspirating (pulling back on…
[2026 update] Journal club: SURPASS-2 and the semaglutide 1 mg comparator Replied, post #29 · Evidence › Journal club · 10 Nov 2024 · 11 likes SURMOUNT-OSA (N Engl J Med 2024): Tirzepatide in obstructive sleep apnoea, using an objective physiological endpoint. Notable because soft endpoints are avoided. Two…
Time to steady state after a dose increase Replied, post #100 · Pharmacology › Pharmacokinetics · 5 Nov 2024 · 7 likes post #99 is right about the mechanism and I think understates the practical bit. For anyone arriving from a search: the marked solution above is the direct answer, and…
US compounding rules and how they changed Replied, post #54 · Regional › North America · 3 Nov 2024 · 0 likes Worth separating two things that post #50 runs together. Canada: Health Canada licenses compounds. Prescribing is provincial. Compounds are prescription-only. Coverage…
Critiquing an observational claim about a class effect Started this topic · Evidence › Study critique · 21 Oct 2024 · 5 likes Posting this under the heading it deserves: Critiquing an observational claim about a class effect Everything below is what sits behind that. Session topic: SCALE ( N…
Requesting a page: what makes a good request — what changed since Replied, post #119 · Documentation › Wiki requests · 13 Oct 2024 · 0 likes This follows post #116 rather than contradicting it. Correction requests: if you spot an error in a maintained page, note it here with the specific correction. The…
Requesting a page: what makes a good request — what changed since Replied, post #92 · Documentation › Wiki requests · 12 Oct 2024 · 0 likes This follows post #89 rather than contradicting it. Cross-referencing: if you notice two pages that should reference each other but do not, suggest the cross-reference.
Second pass at: Sodium, potassium and magnesium when intake drops Replied, post #139 · Nutrition & Training › Hydration & electrolytes · 7 Oct 2024 · 0 likes Fluid intake: baseline needs increase with gastrointestinal effects and exercise. Thirst is not a reliable guide during appetite suppression. Drinking regularly (not…
Second pass at: Food noise reducing and the disorientation that can follow Replied, post #16 · Wellbeing › Mental health · 4 Oct 2024 · 0 likes Mood and anxiety: mood changes and anxiety are reported by some people. Baseline mental health status matters for risk. Someone with a history of depression should plan…
Coming back to: Deconvolution of a multiply charged envelope Started this topic · Analytics › Mass spectrometry · 23 Sep 2024 · 6 likes On the subject in the title: Deconvolution of a multiply charged envelope Working notes rather than a conclusion. Working through the identity arithmetic and I would…
Second pass at: A field-by-field walk through a certificate of analysis Replied, post #54 · Analytics › COA interpretation · 14 Sep 2024 · 23 likes Coming back to post #52, because the follow-up matters more than the original answer. What fields matter on a certificate: lot number matching the vial, test date, the…
A page that has drifted out of date and needs a maintainer Replied, post #5 · Documentation › Wiki requests · 27 Aug 2024 · 17 likes Flag a page that has drifted: if you notice a maintained page has information that is outdated (dates that have passed, regulatory changes, new evidence) post a flag so…
When to suspect the method rather than the sample Replied, post #6 · Analytics › Method validation · 26 Aug 2024 · 0 likes Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing. The correction was fair and I had…
Coming back to: Preparing for an appointment: one page, three questions Replied, post #28 · Clinical › Prescriber conversations · 29 Jul 2024 · 0 likes Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing. The correction was fair and I had…
Follow-up: Where the four-week escalation interval comes from, and what it is not Replied, post #30 · Practice › Dosing & titration · 19 Jul 2024 · 2 likes post #29 is right about the mechanism and I think understates the practical bit. For anyone arriving from a search: the marked solution above is the direct answer, and…
Journal club: FLOW and the renal composite, component by component Replied, post #74 · Evidence › Journal club · 16 Jul 2024 · 0 likes post #73 is right about the mechanism and I think understates the practical bit. SURMOUNT-1 (N Engl J Med 2022): Tirzepatide obesity trial. The largest mean weight…
How this community labels and discusses unrefereed work Replied, post #38 · Evidence › Preprints · 24 Jun 2024 · 15 likes What changes between preprint and publication: authors respond to reviewer comments, re-analyse data, correct errors found in peer review, and sometimes report…
Assessing a warm arrival: the decision process — one year on Replied, post #35 · Sourcing › Logistics · 29 May 2024 · 0 likes Packaging integrity on arrival: if a parcel arrives with compromised packaging, that is evidence of a handling problem in transit. The contents may or may not be…