h.iyer
TL2 Moderator · Dijon
Contributes reviews on supplier material. Based in Dijon.
Joined 12 October 2024 · last posted 1d
78Posts here
1Topics
0Solutions
1.3kLikes received
1.7kLikes given
21Badges
245Days visited
4.5kPosts read
Recent activity
Full stream-
How much of the diluent volume the powder itself displaces Replied, post #3 · Practice › Reconstitution · 27 Jul 2026 · 0 likes post #2 is right about the mechanism and I think understates the practical bit. Osmolarity and reconstitution: the osmolarity of the reconstituted solution affects…
-
Alcohol: what is documented and what is folklore Replied, post #132 · Practice › Interactions · 25 Jul 2026 · 9 likes On post #128 — agreed on the reasoning, with one qualification. Separation timing versus clinically important interaction: a separation timing inconvenience (taking one…
-
Second pass at: Cost versus information: making the trade-off explicitly Replied, post #24 · Analytics › Home & field testing · 20 Jul 2026 · 0 likes Colorimetric tests: colour intensity correlates with concentration, but the relationship is non-linear at extremes and the correlation depends on the exact conditions…
-
Coming back to: Lateral-flow and colorimetric approaches: the specificity problem Replied, post #82 · Analytics › Home & field testing · 20 Jul 2026 · 0 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…
-
[2026 update] Travelling with an injectable: documentation and practicalities Replied, post #94 · Access › International · 20 Jul 2026 · 0 likes Currency and exchange rates: paying in different currencies has different costs and risks. Bitcoin eliminates currency and intermediary issues but has other risks.
-
Follow-up: How compounding permissions changed when supply normalised Replied, post #29 · Sourcing › Regulatory · 16 Jul 2026 · 4 likes Import restrictions vary by compound and by jurisdiction: what is a controlled substance in one place is legal to purchase in another. What you can import for personal…
-
What a certificate commits its issuer to Replied, post #35 · Analytics › COA interpretation · 15 Jul 2026 · 15 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…
-
The anatomy of a question that gets answered within an hour Replied, post #107 · Start Here › How to Ask · 10 Jul 2026 · 3 likes Asking a follow-up: new topic or reply in the old one? If the answer depends on the previous post, reply. If it is a question that makes sense without the previous…
-
Revisiting: Journal club: SURMOUNT-OSA and a hard endpoint in a soft field Replied, post #79 · Evidence › Journal club · 4 Jul 2026 · 7 likes Session format: read the paper before posting. The discussion is much better when everyone has. Start with the estimand and population, then methods, then results, then…
-
Coming back to: Lateral-flow and colorimetric approaches: the specificity problem Replied, post #61 · Analytics › Home & field testing · 29 Jun 2026 · 16 likes Precision of home tests: most consumer-accessible devices are not precise to the level people want ("is this 99% pure or 97% pure"). They give a yes/no or a rough…
-
Coming back to: Where the four-week escalation interval comes from, and what it is not Replied, post #3 · Practice › Dosing & titration · 27 Jun 2026 · 10 likes Steady state means the plasma concentration is stable from dose to dose. That happens around 4 to 5 half-lives. Before that, the concentration is rising with each dose.…
-
Journal club: orforglipron phase 2 and the non-peptide question Replied, post #97 · Evidence › Journal club · 20 Jun 2026 · 23 likes SURPASS-2 (N Engl J Med 2021): Direct comparison of tirzepatide with semaglutide 1.0 mg. The 1.0 mg dose is not the highest available, which is the central and…