Furanocoumarin

**Semantic type:** Organic Chemical

**Definition:** A class of organic phytochemicals that consists of a furan ring fused with coumarin. Furanocoumarins are produced by plants as defensive toxins and, when ingested by humans, they can affect the metabolism of drugs by cytochrome P450 isoform CYP3A4.

**Synonyms:** - Furanocoumarins - Furocoumarin - Furocoumarins