Using exactly 5 ml of bacteriostatic water with a 5 mg vial gives a clean 1 mg/ml concentration that math makes dose calculation simple and consistent every time you draw a syringe
see the next question for why
It reflects what you are not paying for at the cheap end: no provider involvement, no individualized dosing, no injection training, no sterile reconstitution guidance, and no recourse if you have a reaction
Store reconstituted preparations away from light and extreme temperature variations
These symptoms may suggest inadequate B12 replacement, concurrent iron or folate deficiency, or alternative haematological conditions requiring investigation
[42] Because of this, and its effects on blood pressure, phentermine should be discontinued several days prior to surgery