Coproporphyria, Hereditary, also known as hereditary coproporphyria, is related to photoparoxysmal response 1 and porphyria cutanea tarda, type i. An important gene associated with Coproporphyria, Hereditary is CPOX (Coproporphyrinogen Oxidase), and among its related pathways/superpathways are Metabolism and Hemesynthesis defects and porphyrias. The drugs Midazolam and Omeprazole have been mentioned in the context of this disorder. Affiliated tissues include skin and liver, and related phenotypes are abdominal pain and abnormal circulating porphyrin concentration