Jaguar Health, Inc. is a commercial-stage pharmaceuticals company. The Company is focused on developing novel proprietary prescription medicines sustainably derived from plants from rainforest areas for people and animals with gastrointestinal distress. It operates through two segments: human health and animal health. The animal health segment is focused on developing and commercializing prescription and non-prescription products for companion and production animals. The human health segment is focused on developing and commercializing of human products and the ongoing commercialization of Mytesi, which is used for the symptomatic relief of non-infectious diarrhea in adults with human immunodeficiency virus (HIV)/ acquired immunodeficiency syndrome (AIDS) on antiretroviral therapy. The Canalevia-CA1 is for the treatment of chemotherapy-induced diarrhea (CID) in dogs. Its subsidiary Napo Pharmaceuticals, Inc. focuses on developing and commercializing human prescription pharmaceuticals.