the cake collapsing on one side is how

maths check the cake shrinking is not a defect. it collapses as the water sublimes and it can look ugly, the volume is the variable, the dose is not

single use, sterile is fine

i reconstitute in the evening and use it the next morning. it gives the cake time to go properly clear, measured, not guessed

a vial that has been shaken hard is not automatically ruined, but i would not swear it is intact

maths check bac water with benzyl alcohol if the vial is going to be opened more than about six times

i label every vial with date reconstituted and mg/ml in marker. future me has thanked present me twice

30mg in 3ml is 10mg/ml, so 5mg is 50 units. half the barrel, feels like a lot but its right, the volume is the variable, the dose is not

the vacuum in a lyophilised vial is real. hold the plunger or it will pull the whole thing in

a slightly collapsed cake is cosmetic. a puddle in the bottom is not