This side effect is usually temporary
Bacteriostatic water allows for multiple withdrawals from the same vial without microbial contamination, unlike single-use sterile water which must be discarded after one entry
It binds and unbinds in a constant exchange, so some free copper ions escape and irritate local nerve endings while activating mast cells (immune cells that release histamine and trigger inflammation)
The absorption cycles are physically based on the ability of some substances, such as water and certain salts, to absorb, in liquid phase, vapors of other substances such as ammonia and water, respectively
But that hasn't thwarted use in many cases
BPC-157 (Body protection compound 157) is a synthetic derivative of a protein naturally found in human gastric juice