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c/reconstitution·submitted 2 years ago by u/tomas_kimani

[Meta] the units rule is doing its job and people should stop complaining

PSAbranch of 17 comments

I have had 11 orders now and I keep a table, so here is the honest summary rather than a vibe. Material has been consistent. Communication has not. Shipping has varied by about 6 days on nominally the same lane, which matters more in summer than in February. The independent number came back 99.0% against a claimed…

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This branch

17 comments, started 2 years ago
u/iman_falk79 points·2 years ago

Rodent data is rodent data. Dose scaling is not linear and the models tell you what to investigate, not what to expect.

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u/sock_puppet_spotter31 points·2 years ago

This is the "correlation is mechanism" thing again. You changed three variables at once.

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u/ahmed_rasmussen19 points·2 years ago

15mg vial, 2mL water, concentration is 15/2 — write it on the vial afterwards

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u/emil_wojcik10 points·2 years ago

Sceptical. If this were true we would see it reflected in the data and we do not.

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u/gradient_goblin5 points·2 years ago

15mg vial, 2mL water, concentration is 15/2 — write it on the vial afterwards

Yes, exactly this, and it is the bit that took me 82 weeks to accept.

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u/santiago_ndiaye7 points·2 years ago

Respectfully this is a sample of one presented as a finding.

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u/karl_fischer_kev-16 points·2 years ago

the concentration on the vial in marker is the most important step

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u/quiet_reader_991 point·2 years ago

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

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u/reflux_report1 point·2 years ago·edited

stopper coring on the 6th draw because you keep using the same entry point. rotate.

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u/tomas_kimaniOP1 point·2 years ago

never post a calculation as advice without stating the concentration

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u/niels_roos1 point·2 years ago·edited

Did you write the concentration on the vial?

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u/aleksi_lehtinen1 point·2 years ago

swirl, do not shake, or you are courting oxidation

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u/viktor_erdogan1 point·2 years ago·edited

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

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u/spain_receta1 point·2 years ago

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

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u/tomas_kimaniOP1 point·2 years ago

i am begging people to write down the concentration

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u/aurel_boateng47 points·2 years ago

stopper coring on the 2th draw because you keep using the same entry point. rotate.

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u/RetaAndRegret231 points·2 years ago

i am begging people to write down the concentration

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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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