Canonical authors add a third kind, the mixed interdict, which affects directly and immediately both persons and places; if, for instance, the interdict is issued against a town and its inhabitants, the latter are subject to it, even when they are outside of the town (arg. cap. xvi, De sent. excomm. in VI).
In other words what you have been taking is basically the Thai avamigran combined with an analgesic (pain reliever), a muscle relaxant and an anti-nausea drug. Taking avamigran (Thai) plus a pain reliever plus an anti-nausea med would likely achieve the same thing.
The name herbal viagra is taken from the brand name Viagra, under which drug company Pfizer sells sildenafil citrate, a drug that is used to treat erectile dysfunction. Viagra has become a generic term for many people discussing drugs designed to treat erectile dysfunction, even those without sildenafil.