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c/coldchain·submitted 21 days ago by u/ines_lindqvist

freezing reconstituted product: why the answer is no

Databranch of 5 comments

packaging. That is the whole post, but I will justify it. Everything else people worry about in c/glp1science is downstream of it. Titration speed, reflux, the endless dose arguments — most of it resolves if you sort packaging out first, and almost nobody does. I say this having got it wrong for 12 months. My ApoB…

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5 comments, started 20 days ago
u/marta_ilunga190 points·20 days ago

This is correct. Dry powder is way more robust than liquid.

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u/ines_lindqvistOP72 points·19 days ago

Logger trace from my shipment: 19 hours at 30°C. Powder tested 98.1% against 98.0% claim. Tolerates more than the box implies.

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u/emeka_delgado79 points·19 days ago

Yeah, data logger is the only acceptable proof.

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u/ice_pack_auditMOD119 points·19 days ago

Removed a chain here. The rule is one line long and it is not negotiable.

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u/milos_vestergaard94 points·19 days ago

Removed a chain here.

Yes, exactly this, and it is the bit that took me 60 weeks to accept.

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Temperature and stability in the real world: what an excursion actually costs you, why lyophilised powder is far more forgiving than reconstituted solution, how to read a logger CSV, and how to photograph a failed shipment so the conversation with the vendor is short.

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