Enprofylline, a bronchodilator, acts primarily as a competitive nonselective phosphodiesterase inhibitor.

Angelic acid?is a?monocarboxylic?unsaturated organic acid. Angelic acid esters are the active components of herbal medicine used against a wide range of various health disturbances including pains, fever, gout, heartburn, etc.

Bisabolene is a sesquiterpene extracted from oregano and other aromatic plants. It is a potential anticancer agent and studies have shown that it can induce apoptosis in the A549 cancer cell line.