side effects of not having b12 injection What You Need to Know About Vitamin Vitamin B12 Deficiency: Symptoms, Causes

A consultation is required to determine if treatment is appropriate based on the individuals health history

First, a bacterial reverse mutation test (Ames test) assessed AOD9604s mutagenic potential using four histidine-dependent auxotrophic mutants of Salmonella typhimurium (TA1535, TA1537, TA98, TA100) and one tryptophan-dependent auxotrophic mutant of Escherichia coli (WP2 uvrA), using both plate incorporation and pre-incubation methods at doses of 0, 1.6, 8, 40, 200, 1,000, and 2,000 g AOD9604/plate

How it works: Selank is a synthetic version of tuftsin, a naturally occurring immune peptide

You only need a referral if you have a complex medical history