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c/reconstitution·posted 2 years ago by u/signe_grimaldi

am I the only one who found concentration harder than the injections

Correction Clean Column ×3 Long Haul ×2 Well Actually ×2

Genuinely asking, not being difficult.

Everyone in c/cagrilintide repeats that bacteriostatic water is important. I believe it, but I have never seen anyone show why, and when I search I get 8 threads of people agreeing with each other.

Is there a paper? Is there a measurement? Or is this one of those things that is true because it has been repeated since 2023?

I am not trying to be the "source?" guy. I would just like a source.

4,534 up / 1,004 down82% upvoted50 commentsid k1ax8y26 Jun 2024

50 comments

17 in this archive, depth 4

best — the order this archive was captured in

u/dilara_szabo0 points·2 years ago

Disagree but this is the good kind of wrong — it is specific enough to be checked.

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u/vial_math_veraMOD353 points·2 years ago

Tracking number removed. It identifies both ends of a shipment.

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u/signe_grimaldiOP199 points·2 years ago

show your working or it is unhelpful

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u/hedda_ekstrom312 points·2 years ago

I love that this community will spend 40 comments on a detail. That pedantry is why the numbers here matter.

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u/marta_weiss106 points·2 years ago·edited

This is correct. 3mL versus 12mL is the common mistake.

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u/rosa_mensah137 points·2 years ago

dosing errors come from people reconstituting two vials differently and forgetting which is which

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[deleted]58 points·2 years ago

[deleted]

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u/RetaAndRegret2181 points·2 years ago

Two vials, two different concentrations, forgot which was which, almost made a 9 times error. Now I label everything.

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u/elin_ferrari101 points·2 years ago

Two vials, two different concentrations, forgot which was which, almost made a 9 times error.

Adding to this: mg/mL is doing more work than the comment implies.

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u/signe_grimaldi71 points·2 years ago

bacteriostatic and sterile water are not interchangeable, do not use them that way

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u/anya_antonsen26 points·2 years ago

Cosigning. The concentration on the vial in marker is load-bearing.

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u/bruno_dumitru215 points·2 years ago

never post a calculation as advice without stating the concentration

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u/anya_antonsen132 points·2 years ago

Not to be pedantic but insulin syringe and mg/mL are being used interchangeably and they are not interchangeable in real life.

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u/units_not_mgsyringe math40 points·2 years ago

Not convinced. The evidence does not support that reading.

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About c/reconstitution

The arithmetic and the technique. Bacteriostatic versus sterile water, reconstitution volume as a concentration choice, converting mg/mL into insulin-syringe units, dead space, swirl-not-shake, stopper coring, and how long a reconstituted vial is actually good for. Math errors get corrected fast and politely.

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