Condensation matters because any moisture on the stopper can alter the actual solvent volume you introduce, creating concentration inconsistencies from the very first step
Heil F, Hemmi H, Hochrein H, Ampenberger F, Kirschning C, Akira S, et al
Increase gradually only if needed
There is increased risk in patients whose ability to maintain blood pressure has already been compromised by a reduced blood volume or concurrent administration of certain CNS depressant drugs (e.g., phenothiazines or general anesthetics) (see PRECAUTIONS, Drug Interactions)
How to find the best vitamin B12 supplement Because vitamin B12 is water soluble (meaning it dissolves in water and is excreted in your urine), vitamin B12 supplements are very safe even at doses several times the recommended dietary allowances, Somer says
Guyton A, Hall J