- Ibrance
- Ibuleve
- Ilevro
- Illotycin
- Imbruvica
- Imdur
- Imipramine
- Imitrex
- Imitrex Injection
- Imitrex Nasal Spray
- Imodium
- Imunovir
- Imuran
- Incruse Ellipta
- Incurin
- Indapamide
- Inderal
- Inderal LA
- Indocin
- Indocin Suppositories
- Indometacin
- Inhibace
- Inhibace Plus
- Inlyta
- Inspra
- Insulin Needles
- Insulin Syringe
- Intal Inhaler
- Intal Nebulizer Solution
- Intelence
- Interceptor Plus
- Intuniv XR
- Invega
- Invega Sustenna
- Invokamet
- Invokana
- Iopidine
- Iressa
- Isentress
- Isentress HD
- Ismo
- Isoniazid
- Isopto Atropine
- Isopto Carbachol
- Isopto Carpine Eye Drops
- Isopto Homatropine
- Isoptpo Hyoscine
- Isordil
- Isosorbide Dinitrate
- Isosorbide Mononitrate
- Ivomec