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455

what is the difference between compounded and the pen

Answered Well Actually ×5

Genuine question, and the title is the question: what is the difference between compounded and the pen.

Bacteriostatic water contains a preservative, which is what makes repeated entry into a vial reasonable. Sterile water does not, and the two are not interchangeable for that purpose.

A certificate of analysis is a document describing one batch: what was tested, by what method, and what the result was. Its value depends entirely on whether it names the batch and the method.

Titration is a tolerance ladder. Each step exists so the gastrointestinal effects settle before the next increase, which is why the intervals are what they are.

Screenshot none of this. Read the whole thread, including the parts where I am told I am wrong.

550 up / 95 down85% upvoted14 commentsid pqxe1r2 Jul 2026

14 comments

9 in this archive, depth 5

best — the order this archive was captured in

u/sanne_laurent33 points·26 days ago·edited

Appetite change and weight change are different measurements on different timescales. The first is usually noticed first and the second lags it.

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[deleted]13 points·26 days ago

[deleted]

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u/pavel_kravchenko23 points·28 days ago

I confused two very similar words on my first order and asked here, expecting to be mocked. Three people explained it properly instead.

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u/liver_enzyme_lizOP13 points·27 days ago

What is the actual question underneath the question? Happy to answer both.

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u/tidy_vialdrawer_pls8 points·27 days ago

What is the actual question underneath the question?

Adding the one habit worth starting today: write the concentration on the vial.

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u/greta_chukwu-21 points·27 days ago

pens and vials are the same molecule with different logistics

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u/swirl_dont_shakereconstitution1 point·27 days ago

What week are you in?

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u/mariam_cabrera10 points·27 days ago

a COA is a certificate of analysis, the lab document for a batch

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