- Ibandronate
- Imatinib
- Imdur
- Imipramine
- Imipramine Pamoate
- Imitrex
- Imitrex Nasal spray
- Imitrex Statdose Kit
- Imitrex Statdose Refill Kit
- Imitrex injection
- Imovane
- Imuran
- Indapamide
- Inderal
- Inderal LA
- Inderide
- Indocin SR
- Indomethacin
- Indomethacin CR
- Indomethacin Suppositories
- Inhibace
- Inhibace Plus
- Innopran XL
- Inspra
- Intal Inhaler
- Intron-A Injection
- Intron-A Injection (multi dose vial)
- Invega ER
- Invirase
- Ipratropium NS
- Ipratropium inhalational solution
- Ipratropium inhaler
- Ipratropium nasal spray
- Ipratropium/Salbutamol inhalational solution
- Ipratropium/Salbutamol inhaler
- Irbesartan
- Irbesartan/HCT
- Irbesartan/HCTZ
- Isoniazid
- Isoniazide
- Isoptin
- Isoptin SR
- Isopto Atropine eye drops
- Isopto Carpine eye drops
- Isordil Titradose
- Isosorbide dinitrate
- Isosorbide dinitrate ER
- Isosorbide mononitrate
- Isosorbide mononitrate ER
- Isradipine
- Istalol eye drops
- Itraconazole
- Ivabradine
- Ibuprofen
- Inadine Dressing