To furnish immediate evidence the peculiar improvement of catecholaminergic activity while in the Mind in animals taken care of with a little dose of (−)deprenyl is unrelated to MAO inhibition, we produced during the early '90s a relatives of deprenyl analogues devoid from the MAO-B inhibitory influence (Knoll et al https://ppaphcl30137.newsbloger.com/30794042/ppap-hcl-secrets