v.rautio
TL2 Moderator · Trondheim
Contributes reviews on supplier material. Based in Trondheim.
Joined 25 April 2025 · last posted 8d
103Posts here
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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.…
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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…
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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…
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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…
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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…
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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…
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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…
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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…
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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…
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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…
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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…
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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…