m.ndiaye

TL2 Moderator · Gdańsk

Contributes reviews on supplier material. Based in Gdańsk.

Joined 12 April 2025 · last posted 2d

85 posts, newest first. Showing up to 150.

eGFR fluctuation and the creatinine denominator problem — the long version Replied, post #39 · Clinical › Bloodwork · 26 Jul 2026 · 0 likes A single value outside interval: usually uninformative on a single draw. What makes a result interesting: a trend across multiple draws, a magnitude well beyond the…
Coming back to: Where the four-week escalation interval comes from, and what it is not Replied, post #46 · Practice › Dosing & titration · 25 Jul 2026 · 4 likes On post #42 — agreed on the reasoning, with one qualification. Splitting a weekly dose in two: the pharmacokinetic argument against is that you want the benefit of long…
[2026 update] Antibiotics and a course of something with delayed emptying Replied, post #62 · Practice › Interactions · 19 Jul 2026 · 12 likes On post #58 — agreed on the reasoning, with one qualification. Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what…
Journal club: orforglipron phase 2 and the non-peptide question Replied, post #122 · Evidence › Journal club · 16 Jul 2026 · 29 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…
Osteoarthritis and mechanical versus metabolic improvement — one year on Replied, post #29 · Clinical › Comorbidities · 11 Jul 2026 · 0 likes post #28 is right about the mechanism and I think understates the practical bit. Obstructive sleep apnoea: SURMOUNT-OSA used an objective endpoint, the apnoea-hypopnoea…
How shortages have affected compounding permissions Replied, post #26 · Access › Shortages · 9 Jul 2026 · 3 likes Patient advocacy during shortages: some advocacy groups advocate for patients during shortages. Knowing who they are and following their communication is useful.
Research-use-only status: what it means legally and practically Replied, post #71 · Compounds › Other compounds · 7 Jul 2026 · 5 likes Picking up post #68: that is the part I would want checked first. I disagree with the reply above, and I think the disagreement is substantive rather than…
Why a glucagon receptor agonist in a weight-loss compound is not a contradiction Replied, post #22 · Compounds › Retatrutide · 3 Jul 2026 · 9 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…
Journal club: SUSTAIN 6 and its retinopathy signal Replied, post #18 · Evidence › Journal club · 3 Jul 2026 · 2 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…
Journal club: what we got wrong in an earlier session Replied, post #46 · Evidence › Journal club · 2 Jul 2026 · 0 likes Coming back to post #44, because the follow-up matters more than the original answer. SURMOUNT-1 (N Engl J Med 2022): Tirzepatide obesity trial. The largest mean weight…
Comparing documentation quality across the directory, tabulated Replied, post #8 · Sourcing › Vendor reports · 1 Jul 2026 · 4 likes Date the report: when the analysis was done matters. Material can degrade in storage. A report from two years ago is still useful but is not evidence about the current…
Coming back to: A community side-effect dataset, with its response rate and biases Replied, post #84 · Data & Tools › Datasets · 22 Jun 2026 · 31 likes Limitations of datasets: all community-collected data has limitations. The population is self-selected (people in this community are not representative of all people…
Tracking a shortage from primary sources rather than rumour Replied, post #61 · Access › Shortages · 20 Jun 2026 · 4 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…
Revisiting: PCOS and metabolic overlap: what is and is not studied Replied, post #43 · Clinical › Comorbidities · 19 Jun 2026 · 0 likes Coming back to post #41, because the follow-up matters more than the original answer. Type 2 diabetes: the population with the largest evidence base for these…
AOD-9604 and the fragment hypothesis, revisited — does this still hold? Replied, post #10 · Compounds › Other compounds · 19 Jun 2026 · 5 likes Naming conventions for research peptides cause confusion because suppliers do not follow a standard. The same compound gets different names from different suppliers. If…
Alcohol: what is documented and what is folklore Replied, post #47 · Practice › Interactions · 8 Jun 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…
Solubility limits and what a cloudy solution is telling you Replied, post #11 · Pharmacology › Formulation chemistry · 31 May 2026 · 1 like Picking up post #8: that is the part I would want checked first. Excipients and their purposes: mannitol, sucrose, or other sugars in lyophilised formulations protect…
Why this subcategory is stricter about sourcing than most Replied, post #34 · Compounds › Secretagogues & GH axis · 25 May 2026 · 2 likes post #33 is right about the mechanism and I think understates the practical bit. Secretagogues and glucose tolerance: there is a mechanistic concern that sustained…
Revisiting: What pooling buys you and what it destroys Replied, post #29 · Evidence › Meta-analyses · 21 May 2026 · 4 likes post #28 answers the question as asked. The question underneath it is different. Inclusion and exclusion criteria: a meta-analysis is only as good as its inclusion…
Reference intervals: how they are constructed and why one in twenty flags Replied, post #98 · Clinical › Bloodwork · 16 May 2026 · 5 likes Fasting state: some lab tests require fasting; others do not. Lipids on a fasting draw differ from lipids on a fed draw. Always note whether the test was fasting when…
Journal club: STEP 1 and the treatment-policy estimand — does this still hold? Replied, post #11 · Evidence › Journal club · 30 Apr 2026 · 18 likes On post #7 — agreed on the reasoning, with one qualification. SELECT (N Engl J Med 2023): Semaglutide cardiovascular outcomes without diabetes. The first outcome trial…
Comparing my trajectory with the trial curves, carefully — a second dataset Replied, post #36 · Outcomes › Progress reports · 25 Apr 2026 · 8 likes Non-scale victories: muscle gain or maintenance, clothing fit, energy level, and capability (like climbing stairs without breathlessness) are measurements that…
Converting between mg/mL and units per dose, both directions — the long version Replied, post #51 · Practice › Reconstitution · 21 Apr 2026 · 33 likes Osmolarity and reconstitution: the osmolarity of the reconstituted solution affects comfort on injection. Isotonic solutions (close to blood osmolarity) are less…
Grapefruit: why this class is not the class that cares Replied, post #61 · Practice › Interactions · 20 Mar 2026 · 13 likes Worth separating two things that post #57 runs together. Separation timing versus clinically important interaction: a separation timing inconvenience (taking one…
Foaming during reconstitution and whether it matters — the long version Replied, post #62 · Practice › Reconstitution · 13 Mar 2026 · 3 likes Over-dilution: if your target dose is 0.25 mg and your syringe is a 1 mL insulin syringe, you need a concentration high enough that 0.25 mg fits on the scale. A 0.25…
Search filters: what is missing Replied, post #32 · Meta › Site feedback · 2 Mar 2026 · 11 likes Display issues: broken layouts, images not loading, text overlapping — report with the browser and device you were using. Display bugs are platform-specific.
Packaging that arrived damaged: documenting it properly — a second dataset Replied, post #44 · Sourcing › Logistics · 24 Feb 2026 · 16 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…
[2026 update] A rising related-substance total over six months: degradation or method… Replied, post #37 · Analytics › Impurities & related substances · 14 Feb 2026 · 9 likes Picking up post #34: that is the part I would want checked first. Dimer and higher-order multimers: two or more peptide molecules bonded together. They appear at double…
Seven-day rolling means and why weekly readings mislead — one year on Replied, post #31 · Outcomes › Progress reports · 10 Feb 2026 · 8 likes Coming back to post #29, because the follow-up matters more than the original answer. Protein intake and resistance training: both self-reported and therefore…
Second pass at: How to ask a question when you cannot say why you are asking it Replied, post #60 · Start Here › How to Ask · 5 Feb 2026 · 31 likes Disagreement-style questions: "I read this and it contradicts what I heard here, which is right?" is answerable. "Is this a bad idea?" without giving the context is not.
Warfarin and altered intake: the monitoring argument — the long version Replied, post #98 · Practice › Interactions · 26 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…
Semaglutide half-life: where the 165 to 184 hour figure comes from Replied, post #96 · Compounds › Semaglutide · 18 Jan 2026 · 0 likes Semaglutide versus liraglutide in STEP 8: semaglutide produced greater weight reduction and the discontinuation rates differed. But the trial was open-label for the…
Pregnancy and pregnancy planning: contraindication and washout Replied, post #3 · Clinical › Special populations · 29 Dec 2025 · 25 likes Disordered eating history: a history of anorexia nervosa, bulimia, or other eating disorders changes the risk-benefit calculation because appetite suppression might…
Second pass at: Metformin co-administration and additive GI effects Replied, post #24 · Practice › Interactions · 27 Dec 2025 · 31 likes SGLT2 inhibitors: frequently co-administered and relevant to renal and cardiovascular discussion, not to interactions. There is no pharmacokinetic interaction of concern.
Tracking a preprint to publication: a worked example Replied, post #67 · Evidence › Preprints · 6 Dec 2025 · 0 likes Coming back to post #65, because the follow-up matters more than the original answer. Check whether it was later published: searching for the preprint's first author…
Coming back to: The SOUL trial and oral semaglutide cardiovascular outcomes Replied, post #68 · Compounds › Oral incretins · 1 Dec 2025 · 4 likes post #67 answers the question as asked. The question underneath it is different. Trial adherence in an oral trial with strict administration requirements is genuinely…
Why "add 2 mL" is not an instruction Replied, post #11 · Practice › Reconstitution · 25 Nov 2025 · 5 likes This follows post #8 rather than contradicting it. Choosing a concentration on purpose rather than by accident: starting with "I want to draw 0.5 mL per dose" and…
Why a compound being unapproved is not the same as being illegal to possess Replied, post #34 · Sourcing › Regulatory · 21 Nov 2025 · 20 likes Worth separating two things that post #30 runs together. Import restrictions vary by compound and by jurisdiction: what is a controlled substance in one place is legal…
Research-use-only labelling: what it means and what it does not Replied, post #55 · Sourcing › Regulatory · 5 Nov 2025 · 0 likes I read post #53 twice before replying, because I had assumed the opposite. Off-label use and medical practice: clinicians can prescribe approved medications off-label…
What a purity-only report leaves out Replied, post #73 · Sourcing › Independent verification · 4 Nov 2025 · 2 likes VendorInvestigate: documentation and supplier-practice review. Reviews paperwork rather than vials. Tells you something about a supplier's systems but says nothing…
Revisiting: Review: an evidence digest and the citation check that delayed it Replied, post #23 · Documentation › Doc review · 21 Oct 2025 · 12 likes Multilingual versions: if a maintained page should exist in another language, suggesting it here with your willingness to help translate can make it happen.
SURMOUNT-4 and what withdrawal data does and does not tell an individual — one year on Replied, post #40 · Compounds › Tirzepatide · 20 Oct 2025 · 32 likes post #39 is right about the mechanism and I think understates the practical bit. Nausea profile: some people report tirzepatide as less nausea-prone than semaglutide,…
The headache that turns out to be dehydration Replied, post #5 · Nutrition & Training › Hydration & electrolytes · 23 Sep 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…
Guidelines revision: what changed and why — one year on Replied, post #18 · Meta › Announcements · 22 Sep 2025 · 8 likes This follows post #15 rather than contradicting it. Scheduled maintenance: if the site is going offline for maintenance, advance notice will be posted here with the…
Reverse causation in a cohort study of weight and outcome — a second dataset Replied, post #130 · Evidence › Study critique · 16 Sep 2025 · 24 likes Coming back to post #128, because the follow-up matters more than the original answer. Criticise the method, not the author: a paper with a weak design is not a bad…
History of disordered eating and why it changes the conversation Replied, post #12 · Clinical › Special populations · 9 Sep 2025 · 1 like Worth separating two things that post #8 runs together. Pregnancy and planning: these compounds are not approved for use in pregnancy. Planning windows (how long to…
Thyroid function tests during substantial weight change Replied, post #55 · Clinical › Bloodwork · 8 Sep 2025 · 2 likes I read post #53 twice before replying, because I had assumed the opposite. Two things before anyone answers the substance. First, the context in the first post is clear…
Follow-up: Why appetite effects are mostly central Replied, post #24 · Pharmacology › Receptor biology · 24 Aug 2025 · 20 likes Coming back to post #22, because the follow-up matters more than the original answer. GLP-1 receptor signalling: the GLP-1 receptor is expressed on beta cells (insulin…
[2026 update] Journal club: is percentage weight change the right endpoint? Replied, post #87 · Evidence › Journal club · 22 Aug 2025 · 1 like This follows post #84 rather than contradicting it. SURMOUNT-1 (N Engl J Med 2022): Tirzepatide obesity trial. The largest mean weight reduction for a pharmacological…
Hypertension improvement and when medication needs revisiting Replied, post #3 · Clinical › Comorbidities · 9 Aug 2025 · 1 like Chronic kidney disease: compounds in this class have renal benefit in people with kidney disease. The benefit appears to be additive to other renal-protective agents,…
A request that was declined, and the reasoning — a second dataset Replied, post #33 · Documentation › Wiki requests · 9 Aug 2025 · 2 likes Thank you for the correction. I have edited my earlier post with a note rather than silently, so the thread still makes sense to read. The error was mine and it was the…
A preprint whose numbers changed substantially at publication Replied, post #9 · Evidence › Preprints · 3 Aug 2025 · 29 likes I read post #7 twice before replying, because I had assumed the opposite. Preprints for speed: some important preliminary findings are posted as preprints to…
Are there stupid questions here? A staff answer, at length Replied, post #36 · Start Here › Welcome · 3 Aug 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…
Canadian access and provincial variation — one year on Replied, post #45 · Regional › North America · 29 Jul 2025 · 6 likes Coming back to post #43, because the follow-up matters more than the original answer. United States: FDA licenses compounds. Prescribing and pharmacy practice are…
Journal club: STEP 8 and the fairness of the comparator dose Replied, post #7 · Evidence › Journal club · 26 Jul 2025 · 24 likes PIONEER 6 (N Engl J Med 2019): Cardiovascular safety trial for oral semaglutide, not efficacy. Non-inferiority for safety was met. The trial was not designed to…
Pinch or no pinch, and how needle length changes the answer Started this topic · Practice › Administration · 25 Jul 2025 · 54 likes Pinch or no pinch, and how needle length changes the answer Writing it up because I had to work it out twice and would rather nobody else did. I have read the…
A field-by-field walk through a certificate of analysis Replied, post #132 · Analytics › COA interpretation · 18 Jul 2025 · 8 likes Worth separating two things that post #128 runs together. When a document puts the specification in the result column, it has told you the release criterion, not the…
Ipamorelin selectivity claims and where they came from Replied, post #52 · Compounds › Secretagogues & GH axis · 30 Jun 2025 · 21 likes Development history is more informative than speculation: ipamorelin was investigated clinically for post-operative ileus and was not taken forward to registration.…
Half-life, steady state, and accumulation worked through Replied, post #65 · Pharmacology › Pharmacokinetics · 4 Jun 2025 · 7 likes Half-life: semaglutide ≈ 165–184 hours (about a week). Tirzepatide ≈ 5 days. Liraglutide ≈ 13 hours. The half-life determines how much accumulation happens at steady…
Revisiting: Reading a denial letter as a specification for your appeal Replied, post #5 · Access › Insurance & coverage · 1 Jun 2025 · 8 likes Documentation your clinician can provide: letters from clinicians describing why standard treatments have failed or are contraindicated are often exactly what an…
Second pass at: Trial registration and comparing the protocol with the paper Replied, post #5 · Evidence › Trials · 30 May 2025 · 15 likes Absolute numbers, not just relative: a 30% relative reduction tells you the ratio but not the practical magnitude. The event rate in each arm and the difference between…
Reading a trial's population section before its results — does this still hold? Replied, post #149 · Evidence › Trials · 26 May 2025 · 0 likes Surrogate endpoints: an endpoint that is not the outcome that matters but is measured as a stand-in. HbA1c is a surrogate for long-term glucose control and the…
Triple agonism: additive, synergistic, or neither? Replied, post #49 · Compounds › Retatrutide · 23 May 2025 · 0 likes Glucagon receptor agonism seems paradoxical in a weight-loss compound because glucagon raises blood glucose. The paradox resolves because glucagon agonism also…
How Janoshik, Medutest, PeptideMeter and VendorInvestigate differ Replied, post #74 · Sourcing › Independent verification · 10 May 2025 · 15 likes Worth separating two things that post #70 runs together. Repeat testing: if you want to verify the same lot a second time, testing with a different service strengthens…
Follow-up: What other technical communities get right that we do not Replied, post #83 · Lounge › Off topic · 30 Apr 2025 · 0 likes Worth separating two things that post #79 runs together. Science communication: if you come across an interesting science paper or article about peptides or metabolism,…
Hepatic steatosis: what the MASH trial evidence supports Replied, post #29 · Clinical › Comorbidities · 29 Apr 2025 · 9 likes Comorbidity control: if a comorbidity (high blood pressure, high lipids) is not adequately controlled, the decision about adding compounds in this class depends on the…
Second pass at: Reading a combination trial: attributing effect to components Replied, post #4 · Compounds › Cagrilintide & amylin analogues · 7 Apr 2025 · 0 likes Cagrilintide alone is discussed less than in combination because the published data is almost entirely from combination trials. The phase 2 combination data was…
Scheduled maintenance and what will be unavailable Replied, post #84 · Meta › Announcements · 24 Mar 2025 · 0 likes post #83 answers the question as asked. The question underneath it is different. Thank you for the correction. I have edited my earlier post with a note rather than…
Requesting a page: what makes a good request Replied, post #30 · Documentation › Wiki requests · 21 Mar 2025 · 11 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.
Journal club: SURMOUNT-OSA and a hard endpoint in a soft field Replied, post #5 · marked as the solution · Evidence › Journal club · 20 Feb 2025 · 17 likes SELECT (N Engl J Med 2023): Semaglutide cardiovascular outcomes without diabetes. The first outcome trial in people without diabetes, which decoupled the cardiovascular…
How compounding permissions changed when supply normalised Replied, post #19 · Sourcing › Regulatory · 14 Feb 2025 · 5 likes Why this category is maintained as documentation, not as recommendations: the goal is factual accuracy and sourcing, not endorsement of any specific regulatory position.
Random versus fixed effects: choosing rather than defaulting — a second dataset Replied, post #93 · Evidence › Meta-analyses · 11 Feb 2025 · 2 likes Inclusion and exclusion criteria: a meta-analysis is only as good as its inclusion criteria. If the criteria are too broad, apples and oranges get pooled. If they are…
Why pulsatile secretion matters for interpreting secretagogue claims — a second dataset Replied, post #40 · Compounds › Secretagogues & GH axis · 31 Jan 2025 · 17 likes Evidence quality in the secretagogue literature is honestly weaker than in the incretin literature. Large randomised controlled trials are rare. Most evidence is…
Coming back to: Preparing for an appointment: one page, three questions Replied, post #140 · Clinical › Prescriber conversations · 6 Jan 2025 · 13 likes Worth separating two things that post #136 runs together. Preparing for an appointment: bring recent bloodwork, a list of current medications with doses and timing, and…
A promotion I argued against, and why I lost Replied, post #26 · Documentation › Doc review · 10 Dec 2024 · 1 like Revision disputes: if you disagree with an edit a maintainer made to a page, discuss it here. The goal is accuracy and clarity, not authorship.
Second pass at: Choosing a concentration on purpose rather than by accident Replied, post #13 · Practice › Reconstitution · 13 Nov 2024 · 0 likes Over-dilution: if your target dose is 0.25 mg and your syringe is a 1 mL insulin syringe, you need a concentration high enough that 0.25 mg fits on the scale. A 0.25…
How to ask for a dose change without antagonising anyone — what changed since Replied, post #55 · Clinical › Prescriber conversations · 12 Nov 2024 · 0 likes Discussing side effects: be specific. "Nausea" is less useful than "I have nausea worst 24 to 36 hours after injection, severity 2 to 3 out of 4, stable over weeks".…
Second pass at: A field-by-field walk through a certificate of analysis Replied, post #99 · Analytics › COA interpretation · 29 Oct 2024 · 0 likes post #98 is right about the mechanism and I think understates the practical bit. Amino acid analysis gives content: it hydrolyses the peptide and quantifies the…
Coming back to: Grapefruit: why this class is not the class that cares Replied, post #21 · Practice › Interactions · 29 Oct 2024 · 0 likes Food interactions: most interactions are absorption interactions. Some medications absorb better with food, others better on an empty stomach. With an incretin agonist…
Hepatic effects of glucagon receptor agonism: the mechanistic worry Replied, post #45 · Compounds › Retatrutide · 18 Sep 2024 · 15 likes Glucagon receptor agonism seems paradoxical in a weight-loss compound because glucagon raises blood glucose. The paradox resolves because glucagon agonism also…
Blind submission and why it changes minds Replied, post #53 · Sourcing › Independent verification · 5 Sep 2024 · 2 likes post #52 is right about the mechanism and I think understates the practical bit. Thank you for the correction. I have edited my earlier post with a note rather than…
Promotion criteria, and the one that stops most nominations Replied, post #31 · Documentation › Doc review · 4 Aug 2024 · 1 like post #30 answers the question as asked. The question underneath it is different. Review date disputes: if a maintained page's review date is approaching and it has not…
Signs of dehydration worth acting on Replied, post #2 · Safety › Adverse events · 3 Aug 2024 · 10 likes Thank you for the correction. I have edited my earlier post with a note rather than silently, so the thread still makes sense to read. The error was mine and it was the…
Why I ask for the gradient before I discuss the number Replied, post #10 · Analytics › HPLC & UHPLC · 31 Jul 2024 · 6 likes Picking up post #7: that is the part I would want checked first. I disagree with the reply above, and I think the disagreement is substantive rather than…
The mass-error checker and its intended scope Replied, post #36 · Data & Tools › Calculators · 8 Jun 2024 · 6 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…