While bacteriostatic water is favored for maintaining sterility over multiple uses, sterile saline is preferred when a sodium chloride solution is required or when the presence of benzyl alcohol is undesirable
2 Materials and methods 2.1 Study design This study was a multi-center, prospective, double-blind, randomized clinical trial aimed to assess the absorption rate and hence bioavailibility of an innovative oral Sucrosomial B12 (Sidevit B12 developed by Pharmanutra S.p.A, Pisa, Italy) in enhancing circulatory B12 levels in healthy deficient adults, compared to various conventional oral B12 supplement formulations, selected randomly from local pharmacies at each participating center
However, cancer patients usually benefit from vitamin B12 supplementation
The decision depends on the clinician and guideline used
With 10 mL of water in a 2 mg vial, you might only get 4-5 usable doses before the liquid level drops too low to draw from effectively