Vialox (Pentapeptide-3V) Peptide Vialox, also known as Pentapeptide-3V, is a peptide with a five amino acid sequence (Gly-Pro-Arg-Pro-Ala). It was originally isolated from endogenously produced snake venom. The peptide appears to replicate temporary muscular paralysis. This result has been observed by researchers in paralytic compounds such as bo