Is it advisable to use a needle more than once? Example, I use a single needle to inject 2 different substances?
Also, what are thoughts about mixing two compounds together to save needles and injections? Example, I mix testosterone (1ml) and masteron (1ml) together into a single syringe.
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Also, what are thoughts about mixing two compounds together to save needles and injections? Example, I mix testosterone (1ml) and masteron (1ml) together into a single syringe.
Sent from my SM-J737P using Tapatalk