Melperone a butyrophenone tranquillizer caused bradycardia in vivo and in vitro.

Licorice glycoside C2 is a oleanane-type triterpene oligoglycoside isolated from Glycyrrhiza uralensis. Various biological activities are associated with licorice extracts, such as anti-viral, anti-microbial, antioxidant, anti-inflammatory, anti-ulcer, anti-cancer and anti-HIV effects.

Mycophenolic acid is an an immunosuppresant drug and potent anti-proliferative, and can be used in place of the older anti-proliferative azathioprine.