The short version
Only one company currently supplies this market — there is no backup if it stumbles.
The numbers behind every sentence are on this page below — and the Watch button emails you when any of them move.
Twirla
levonorgestrel/ethinyl estradiol · LEVONORGESTREL 2.6 mg/1; ETHINYL ESTRADIOL 2.3 mg/1 · Patch · Transdermal · Agile Therapeutics, Inc.
NDC 71671-0100-01 · 1 POUCH in 1 CARTON / 1 PATCH in 1 POUCH · NDA · View full market →
Medicare Part D
No Medicare Part D plan in CMS's quarterly files lists this product. That usually means it is discontinued, a repackager's listing, or a product no plan has added to its formulary.
How Part D pricing works →NADAC price per unit
No NADAC pricing on file for this NDC — NADAC covers drugs dispensed by retail community pharmacies.
Supply fragility
Not scored — fragility is computed for NADAC-priced NDCs.
90-day shortage risk (model v2)
0.1%chance of a new FDA shortage posting for levonorgestrel and ethinyl estradiol (other) in the next 90 days
sole-source market
For scale: the typical drug’s chance is about 0.1% — this one is in ordinary territory.
Backtested statistical model over the whole market, not this package alone. Model details →
Regulatory
- Application
- NDA204017
- TE code
- —
- Approval date
- Feb 14, 2020
- Patents / exclusivity
- 3 patents, 0 exclusivities
| Type | Number / code | Expires |
|---|---|---|
| patent | 8246978 | Aug 26, 2028 |
| patent | 8747888 | Jul 10, 2028 |
| patent | 9050348 | Jul 10, 2028 |
Shortage history
No FDA shortage reports for this drug or its presentations.
Recalls (this NDC)
No enforcement reports list this package NDC.
Manufacturers of levonorgestrel/ethinyl estradiol (Patch)
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Agile Therapeutics, Inc. | LEVONORGESTREL 2.6 mg/1; ETHINYL ESTRADIOL 2.3 mg/1 | Aug 26, 2026 | Sep 2, 2026 |
| Agile Therapeutics, Inc. | LEVONORGESTREL 2.3 mg/1; ETHINYL ESTRADIOL 2.6 mg/1 | Jul 22, 2026 | Aug 19, 2026 |
| Agile Therapeutics, Inc. | ETHINYL ESTRADIOL 2.3 mg/1; LEVONORGESTREL 2.6 mg/1 | Jul 15, 2026 | Jul 15, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
Cite this page
DrugDashboards, "Twirla — NDC 71671-0100-01," retrieved September 3, 2026, https://drugdashboards.com/drug/71671010001.
Free to cite with attribution — see how the data is put together.