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Dr_Marek_Zielinski

Member for 1 yearsMember since 14 Nov 2025Last seen 14 days agoFrom Hanoi, VN

Here for the chemistry, staying for the arguments about estimands.

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17 questions · highest score 38

38How do I read an impurity table on a tirzepatide certificate against the 97.6% headline?3 answers · 24k views · purity, coa, hplc38Is room temperature an acceptable storage condition for lyophilised mazdutide?5 answers, accepted · 57k views · storage, peptide-stability, shelf-life36What is the dead-space loss per draw with a 27G needle at 8 mg/mL?5 answers, accepted · 19k views · dead-space, insulin-syringe, dosing-math34Is ALT a better monitoring choice than AST on semaglutide?0 answers · 37k views · bloodwork, kidney-function, lipids21How do I interpret an ALT trend across three draws?5 answers, accepted · 13k views · bloodwork, a1c, lipids17Is headache on oral semaglutide dose-dependent or dose-rate dependent?5 answers, accepted · 5k views · titration, harm-reduction, oral-glp116Is 25 °C an acceptable storage condition for lyophilised semaglutide?5 answers, accepted · 19k views · storage, peptide-stability, shelf-life16Is dizziness on orforglipron dose-dependent or dose-rate dependent?3 answers · 8.3k views · titration, harm-reduction, orforglipron16What did the placebo arm of SELECT report for nausea?5 answers, accepted · 8.4k views · clinical-trials, nausea15How does mazdutide at 5 mg weekly compare on cost per milligram across routes?5 answers, accepted · 14k views · cost-analysis, vendor-comparison, dosing-math13What does low energy availability look like in training data?5 answers, accepted · 4k views · exercise, resistance-training, fatigue11How long does orforglipron stay within specification at 25 °C once reconstituted?3 answers, accepted · 24k views · peptide-stability, storage, shelf-life10Does injection-site erythema at week seven of oral semaglutide usually resolve without a dose change?5 answers, accepted · 22k views · injection-site-reaction, titration, oral-glp18Is Homopeptide worth the price difference against Sangon Biotech (Shanghai) on measured results?5 answers · 7k views · vendor-comparison, cost-analysis, batch-testing8What should a visual inspection of an SGN vial cover before reconstitution?5 answers, accepted · 5.7k views · vial-inspection, harm-reduction, sterility7How do Janoshik and Medutest results compare on the same batch?5 answers · 6.3k views · janoshik, medutest, batch-testing1Is 2.5 mg/mL a sensible working concentration for a GLP-1 receptor agonist, or should I go lower?0 answers · 294 views · diluent-volume, reconstitution, dosing-math