Trioxsalen is a furanocoumarin and a psoralen derivative, in conjunction with UV-A for phototherapy treatment of vitiligo and hand eczema.

Diethyl aminoethyl hexanoate citrate is a compound that is widely used as a plant growth regulator stimulates the regeneration of adventitious buds.

Swertianine is a hydroxyexanthone that can be isolated from Swertia decussata. Swertianine has antioxidant activity by inhibiting lipid peroxidation, scavenging DPPH and superoxide free radicals. Swertianine also inhibits γ-ray induced DNA damage of pBR322 with protective effect.