Gilead Sciences, Inc. is a biopharmaceutical company. The Company is focused on the discovery, development and commercialization of medicine to prevent and treat diseases, including human immunodeficiency virus (HIV), viral hepatitis and cancer. The Company’s products for HIV/AIDS patients include Biktarvy, Genvoya, Descovy, Odefsey, Truvada, Complera/Eviplera, and Stribild. The Company’s COVID-19 product is Veklury. The Company’s also provides Epclusa, Harvoni, Vemlidy, and Viread products for liver diseases. The products under hematology/oncology/cell therapy include Yescarta, Tecartus, Trodelvy, and Zydelig. The Company’s other products include Letairis (ambrisentan), Ranexa (ranolazine), Cayston, Jyseleca, and AmBisome (amphotericin B liposome for injection). The Company also sells and distributes generic versions of Epclusa and Harvoni in the United States. The Company is also focused on restoring immune balance with agonists targeting immune inhibitory receptors.