Ingredient directory
Active Ingredients A–Z: NDC Codes by Ingredient
Active ingredients named in finished FDA product listings. Choose one to see every brand and generic product that contains it, with their NDCs.
- Ibandronate sodium 9
- Iberis amara seed 9
- Ibrutinib 6
- Ibuprofen 1332
- Icatibant acetate 9
- Ichthammol 11
- Icosapent ethyl 40
- Idarubicin hydrochloride 12
- Ifosfamide 10
- Ilex aquifolium flowering top 16
- Iloperidone 18
- Imatinib mesylate 45
- Imipenem 7
- Imipramine hydrochloride 31
- Imipramine pamoate 9
- Imiquimod 14
- Impatiens glandulifera flower 77
- Indapamide 20
- Indian frankincense 6
- Indigo 10
- Indium 29
- Indole 14
- Indomethacin 85
- Influenza a virus 38
- Influenza a virus a/croatia/10136rv/2023 x-425a (H3n2) antigen (Formaldehyde inactivated) 11
- Influenza a virus a/darwin/6/2021 (H3n2) whole 16
- Influenza a virus a/darwin/9/2021 ivr-228 (H3n2) antigen (Uv, Formaldehyde inactivated) 16
- Influenza a virus a/darwin/9/2021 ivr-228 (H3n2) hemagglutinin antigen (Uv, Formaldehyde inactivated) 16
- Influenza a virus a/michigan/105/2025 san-049a (H3n2) hemagglutinin antigen (Formaldehyde inactivated) 8
- Influenza a virus a/switzerland/6849/2025 ivr-278 (H1n1) antigen (Formaldehyde inactivated) 6
- Influenza a virus a/switzerland/6849/2025 ivr-278 (H1n1) hemagglutinin antigen (Formaldehyde inactivated) 8
- Influenza a virus a/tasmania/503/2020 ivr-221 (H3n2) antigen (Formaldehyde inactivated) 10
- Influenza a virus a/thailand/8/2022 ivr-237 (H3n2) antigen (Formaldehyde inactivated) 17
- Influenza a virus a/thailand/8/2022 ivr-237 (H3n2) hemagglutinin antigen (Formaldehyde inactivated) 8
- Influenza a virus a/victoria/2570/2019 ivr-215 (H1n1) antigen (Uv, Formaldehyde inactivated) 26
- Influenza a virus a/victoria/2570/2019 ivr-215 (H1n1) hemagglutinin antigen (Formaldehyde inactivated) 8
- Influenza a virus a/victoria/4897/2022 ivr-238 (H1n1) antigen (Formaldehyde inactivated) 44
- Influenza a virus whole 20
- Influenza b virus 36
- Influenza b virus b/austria/1359417/2021 bvr-26 antigen (Formaldehyde inactivated) 9
- Influenza b virus b/austria/1359417/2021 bvr-26 antigen (Uv, Formaldehyde inactivated) 16
- Influenza b virus b/austria/1359417/2021 bvr-26 whole 34
- Influenza b virus b/michigan/01/2021 hemagglutinin antigen (Formaldehyde inactivated) 24
- Influenza b virus b/phuket/3073/2013 antigen (Formaldehyde inactivated) 15
- Influenza b virus b/phuket/3073/2013 antigen (Uv, Formaldehyde inactivated) 16
- Influenza b virus b/phuket/3073/2013 bvr-1b whole 33
- Influenza b virus b/phuket/3073/2013 hemagglutinin antigen (Formaldehyde inactivated) 24
- Influenza b virus b/tokyo/eis13-175/2025 hemagglutinin antigen (Formaldehyde inactivated) 8
- Influenza b virus b/washington/02/2019 antigen (Formaldehyde inactivated) 14
- Insulin aspart 35
- Insulin degludec 11
- Insulin glargine 23
- Insulin glulisine 6
- Insulin human 30
- Insulin lispro 29
- Insulin pork 15
- Interferon beta-1a 6
- Interferon gamma-1b 11
- Inula helenium root 11
- Iodine 237
- Iohexol 17
- Iomeprol 16
- Iopamidol 14
- Ioversol 7
- Ipecac 219
- Ipratropium bromide 54
- Irbesartan 114
- Iridium 34
- Irinotecan hydrochloride 29
- Iris versicolor root 130
- Iron 173
- Iron sucrose 16
- Isoflurane 10
- Isoleucine 61
- Isoniazid 27
- Isopropyl alcohol 704
- Isopropyl palmitate 7
- Isoproterenol hydrochloride 24
- Isosorbide dinitrate 61
- Isosorbide mononitrate 59
- Isosulfan blue 9
- Isotretinoin 97
- Issatchenkia orientalis whole 8
- Itraconazole 15
- Iva angustifolia pollen 8
- Iva annua pollen 30
- Ivabradine hydrochloride 24
- Ivacaftor 11
- Ivermectin 40
Ingredients, salts and combinations
Ingredients are listed as the FDA records them, including the salt form (atorvastatin calcium is listed separately from atorvastatin). A combination product appears under each of its active ingredients.
Drug classes group ingredients by how they act: see drug classes.