NDC directory
Progestin-containing Intrauterine Systems list
Every FDA-approved prescription drug the FDA NDC directory tags with the Progestin-containing Intrauterine System [EPC] class, with brand names and DEA schedules.
Source: FDA NDC Directory file dated 2026-10-22. Publisher page
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The FDA NDC directory lists 1 single-ingredient drug in this class: levonorgestrel. Another 2 combination products include one of them.
Progestin-containing Intrauterine Systems (3)
| Drug | Brand names | Type | NDC listings | DEA schedule |
|---|---|---|---|---|
| Levonorgestrel | Mirena, Kyleena, Liletta, Skyla | Single ingredient | 5 | Not controlled |
| Estradiol and levonorgestrel | Climara Pro | Combination | 1 | Not controlled |
| Levonorgestrel and ethinyl estradiol | Twirla | Combination | 4 | Not controlled |
FDA established pharmacologic class: Progestin-containing Intrauterine System [EPC].
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Questions
What drugs are Progestin-containing Intrauterine Systems?
The FDA NDC directory lists 1 single-ingredient drug in this class: levonorgestrel. Another 2 combination products include one of them.
Where does this list come from?
From the established pharmacologic class (EPC) field FDA publishes for each listing in the NDC directory. A drug is listed when most of its prescription listings carry the class.
Related
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