Isosorbide Isordil (Generic Isosorbide) Isopto Cetapred (Generic Prednisolone Ophthalmic) Isopto Atropine (Generic Atropine Ophthalmic) Isoptin (Generic Verapamil) Isophosphamide (Generic Ifosfamide Injection) Isonipecaine (Generic Meperidine) Isoniazid IsonaRif (Generic Isoniazid) Isollyl (Generic Aspirin, Butalbital, and Caffeine) Isoetharine Oral Inhalation Isocet (Generic Acetaminophen, Butalbital, and Caffeine) Isocarboxazid Isentress HD (Generic Raltegravir) Isentress (Generic Raltegravir) 1 2 3 4 5 … 9 10 11