TEVA vs BIIB Comparison

Teva Pharmaceutical, based in Israel, is the leading generic drug manufacturer in the world. Teva derives half of its sales from North America and makes up a high-single-digit percentage of the total number of generic prescriptions in the US. It also has a significant presence in Europe, Japan, Russia, and Israel. Besides generics, Teva has a portfolio of innovative medicines and biosimilars in three main therapeutic areas: the central nervous system with Copaxone, Ajovy, and Austedo; respiratory with Qvar and ProAir; and oncology with Truxima, Herzuma, and Bendeka/Treanda. Teva also sells active pharmaceutical ingredients, offers contract manufacturing services, and owns Anda, a US-based generic and specialty drug distributor.

Biogen is an established biopharmaceutical company focused on treatments for neurological diseases and rare diseases. Its declining multiple sclerosis franchise is its largest revenue generator and contributed 45% of total revenue in 2024. Biogen also generates significant revenue from its CD20 collaboration agreements with Roche (18% of total in 2024), which includes oncology drugs Rituxan and Gazyva and multiple sclerosis drug Ocrevus. Biogen's newer franchises include Spinraza (spinal muscular atrophy, with partner Ionis), Leqembi (Alzheimer's disease, collabroation revenue from its partner Eisai), Skyclarys (Friedreich's ataxia, Reata), Zurzuvae (postpartum depression, Sage), and Qalsody (amyotrophic lateral sclerosis, Ionis).