Olivetol (5-pentylresorcinol, 5-pentyl-1,3-benzenediol) is an organic compound found in certain species of lichen; it is also a precursor in various syntheses of tetrahydrocannabinol. Olivetol has an antioxidant effect.

Pinusolide is a platelet activating factor ( PAF) antagonist, it may prove of therapeutic value in the treatment of hypotension, it has antileukemic potential, and could be used to treat neurodegenerative diseases.

Carglumic acid is an orphan drug used for the treatment of hyperammonaemia in patients with N-acetylglutamate synthase deficiency. This rare genetic disorder results in elevated blood levels of ammonia, which can eventually cross the blood-brain barrier and cause neurologic problems, cerebral edema, coma, and death.