Ciproxifan is a highly effective and specific histamin H3-receptor antagonist (IC50: 9.2 nM).

Rebaudioside A is a novel agent of glycoside clathration of pharmacons, acts as α-glucosidase inhibitor.

(3R,5R)-1-(4-Hydroxyphenyl)-7-phenyl-3,5-heptanediol is an antiemetic found in Alpinia officinarum that significantly inhibits copper sulfate-induced emesis in young chicks (with an inhibition rate of 50.9% at a dose of 20 mg/kg and 37.7% at a dose of 50 mg/kg).