Ibandronic acid   46 studies
Ibotenic Acid   1 study
Ibuprofen   107 studies
Ibutilide   1 study
Icatibant   5 studies
Idarubicin   97 studies
Idazoxan   1 study
Idebenone   9 studies
Idoxuridine   3 studies
Ifosfamide   231 studies
Iloprost   28 studies
Imatinib   355 studies
Imidacloprid   20 studies
Imidapril   2 studies
Imipenem   12 studies
Imipramine   14 studies
Imiquimod   56 studies
Immune Sera   6 studies
Immunoconjugates   11 studies
Immunoglobulin A   9 studies
Immunoglobulin Fab Fragments   32 studies
Immunoglobulin G   28 studies
Immunoglobulin Idiotypes   36 studies
Immunoglobulin kappa-Chains   1 study
Immunoglobulin Light Chains   1 study
Immunoglobulins   1588 studies
Immunoglobulins, Intravenous   97 studies
Immunologic Factors   7237 studies
Immunosuppressive Agents   5433 studies
Immunotoxins   47 studies
Incretins   65 studies
Indapamide   7 studies
Indinavir   101 studies
Indobufen   1 study
Indole-3-carbinol   4 studies
Indomethacin   39 studies
Infliximab   161 studies
Inosine Pranobex   7 studies
Inositol   12 studies
Insulin   1497 studies
Insulin glulisine   41 studies
Insulin LISPRO   61 studies
Insulin, Asp(B28)-   161 studies
Insulin, Isophane   65 studies
Insulin, Long-Acting   17 studies
Integrase Inhibitors   26 studies
Interferon Alfa-2a   535 studies
Interferon Alfa-2b   229 studies
Interferon alfacon-1   7 studies
Interferon beta 1a   73 studies
Interferon beta-1b   30 studies
Interferon Type I, Recombinant   255 studies
Interferon Type II   73 studies
Interferon-alpha   545 studies
Interferon-beta   102 studies
Interferon-gamma, Recombinant   73 studies
Interferons   902 studies
Interleukin 1 Receptor Antagonist Protein   23 studies
Interleukin-12   76 studies
Interleukin-2   273 studies
Interleukin-4   14 studies
Iodine   178 studies
Iodine-131 anti-B1 antibody   37 studies
Ipratropium   33 studies
Irbesartan   61 studies
Irinotecan   560 studies
Irofulven   19 studies
Iron   282 studies
Iron-Dextran Complex   4 studies
ISIS 2302   4 studies
ISIS 5132   2 studies
Isoflurane   17 studies
Isoflurophate   1 study
Isoniazid   53 studies
Isophosphamide mustard   231 studies
Isoproterenol   6 studies
Isosorbide   15 studies
Isosorbide Dinitrate   15 studies
Isosorbide-5-mononitrate   15 studies
Isotretinoin   57 studies
Isradipine   4 studies
Itraconazole   33 studies
Ivermectin   13 studies