v.bhattacharya

TL2 Moderator · Cali

Contributes reviews on supplier material. Based in Cali.

Joined 15 May 2025 · last posted 1d

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Coming back to: Lateral-flow and colorimetric approaches: the specificity problem Replied, post #89 · Analytics › Home & field testing · 27 Jul 2026 · 0 likes Sample handling matters: if a sample is contaminated or degraded before testing, the test gives you the result for the degraded sample, not for fresh material. That is…
Immortal time bias in a claims-database study — one year on Replied, post #45 · Evidence › Study critique · 26 Jul 2026 · 0 likes post #44 answers the question as asked. The question underneath it is different. Criticise the method, not the author: a paper with a weak design is not a bad paper by…
Review: a draft on reconstitution arithmetic, with objections — one year on Replied, post #48 · Documentation › Doc review · 20 Jul 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…
About the Shortages category Replied, post #7 · Access › Shortages · 19 Jul 2026 · 0 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…
What to include when your question involves a chromatogram — one year on Replied, post #75 · Start Here › How to Ask · 13 Jul 2026 · 19 likes Disagreeing with an answer you got: cite what you disagree with, say what contradicts it, and ask which one holds. Do not open with "I think you are wrong". Lead with…
Osteoarthritis and mechanical versus metabolic improvement — one year on Replied, post #14 · Clinical › Comorbidities · 10 Jul 2026 · 0 likes Picking up post #11: that is the part I would want checked first. Hepatic steatosis and MASH: a phase 2 trial in semaglutide for steatohepatitis showed resolution was…
Coming back to: Why I now write the concentration on the vial in marker Replied, post #11 · Practice › Reconstitution · 5 Jul 2026 · 26 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…
Sleep apnoea improving and the equipment implications Replied, post #8 · Wellbeing › Sleep · 23 Jun 2026 · 3 likes Picking up post #5: that is the part I would want checked first. Energy and sleep needs: rapid weight loss increases real metabolic stress. Sleep needs might increase…
Revisiting: How this community labels and discusses unrefereed work Started this topic · Evidence › Preprints · 12 Jun 2026 · 0 likes Revisiting: How this community labels and discusses unrefereed work Writing it up because I had to work it out twice and would rather nobody else did. I have seen…
Preservatives: function, testing, and limits — one year on Replied, post #23 · Pharmacology › Formulation chemistry · 11 Jun 2026 · 3 likes Antioxidants: compounds that prevent oxidation (which damages peptides) are sometimes included. Methionine oxidation is a common degradation pathway and antioxidants…
Tracking a shortage from primary sources rather than rumour Replied, post #40 · Access › Shortages · 7 Jun 2026 · 20 likes On post #36 — agreed on the reasoning, with one qualification. Allocation and rationing: during severe shortages, suppliers might ration allocation to prescribers.…
Conditions that change the calculus rather than forbidding it Replied, post #19 · Safety › Contraindications · 1 Jun 2026 · 10 likes post #18 answers the question as asked. The question underneath it is different. Allergy to the specific compound: true allergy is rare but possible. Any prior allergic…