Ibuprofen

Indapamid

Isoniazid

Irbesartan

Isosorbide dinitrate

Indometacin

Imidapril

Indapamid

Isotretinoin 

Itraconazole

Irinotecan

Inositol

Iodine

Insulin

Ibandronic acid

Indacaterol

Imidapril

Interferon

Imquimod

Imipramine

Ifosfamide

Ipodat

Ideos

Inuline

Immulimus