DEA schedule
Is letrozole a controlled substance?
Federal schedule for letrozole from the FDA NDC directory, checked against the DEA controlled substances list.
Source: FDA NDC Directory file dated 2026-10-22. Publisher page
No. Letrozole is not a federally controlled substance. None of its FDA NDC listings carries a DEA schedule, and letrozole is not on the DEA controlled substances list.
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Schedule check
| Source | What it lists |
|---|---|
| FDA NDC directory | 24 prescription listings from 20 labelers, none with a DEA schedule |
| DEA controlled substances list | letrozole is not on the list |
Letrozole NDC listings
| NDC | Product | Form | Strength | Labeler | DEA schedule |
|---|---|---|---|---|---|
| 0078-0249 | Femara | tablet, film coated | 2.5 mg/1 | Novartis Pharmaceuticals Corporation | None |
| 50090-8002 | LETROZOLE | tablet | 2.5 mg/1 | A-S Medication Solutions | None |
| 50268-476 | LETROZOLE | tablet | 2.5 mg/1 | AvPAK | None |
| 51991-759 | LETROZOLE | tablet | 2.5 mg/1 | Breckenridge Pharmaceutical, Inc. | None |
| 63850-0025 | Letrozole | tablet | 2.5 mg/1 | Natco Pharma Limited | None |
| 71335-1526 | LETROZOLE | tablet | 2.5 mg/1 | Bryant Ranch Prepack | None |
| 0093-7620 | Letrozole | tablet, film coated | 2.5 mg/1 | Teva Pharmaceuticals USA, Inc. | None |
| 16729-034 | Letrozole | tablet, film coated | 2.5 mg/1 | Accord Healthcare, Inc. | None |
| 17856-0032 | Letrozole | tablet, film coated | 2.5 mg/1 | ATLANTIC BIOLOGICALS CORP. | None |
| 23155-875 | Letrozole | tablet, film coated | 2.5 mg/1 | Avet Pharmaceuticals Inc. | None |
| 24979-726 | Letrozole | tablet, film coated | 2.5 mg/1 | Upsher-Smith Laboratories, LLC | None |
| 42291-374 | Letrozole | tablet, film coated | 2.5 mg/1 | AvKARE | None |
| 50090-3474 | Letrozole | tablet, film coated | 2.5 mg/1 | A-S Medication Solutions | None |
| 51407-986 | Letrozole | tablet, film coated | 2.5 mg/1 | Golden State Medical Supply, Inc. | None |
| 55111-646 | Letrozole | tablet, film coated | 2.5 mg/1 | Dr. Reddy's Laboratories Limited | None |
| 59651-180 | Letrozole | tablet, film coated | 2.5 mg/1 | Aurobindo Pharma Limited | None |
| 62135-491 | LETROZOLE | tablet, film coated | 2.5 mg/1 | Chartwell RX, LLC | None |
| 63629-7819 | Letrozole | tablet, film coated | 2.5 mg/1 | Bryant Ranch Prepack | None |
| 68071-2167 | Letrozole | tablet, film coated | 2.5 mg/1 | NuCare Pharmaceuticals,Inc. | None |
| 68071-5264 | Letrozole | tablet, film coated | 2.5 mg/1 | NuCare Pharmaceuticals,Inc. | None |
| 69117-0004 | Letrozole | tablet, film coated | 2.5 mg/1 | Yiling Pharmaceutical, Inc. | None |
| 71205-587 | Letrozole | tablet, film coated | 2.5 mg/1 | Proficient Rx LP | None |
| 71335-2396 | Letrozole | tablet, film coated | 2.5 mg/1 | Bryant Ranch Prepack | None |
| 80005-139 | Letrozole | tablet, film coated | 2.5 mg/1 | Carnegie Pharmaceuticals LLC | None |
Questions
Is letrozole a controlled substance?
No. Letrozole is not a federally controlled substance. None of its FDA NDC listings carries a DEA schedule, and letrozole is not on the DEA controlled substances list.
Is letrozole a narcotic?
No. Letrozole is not on the DEA controlled substances list, so the DEA does not classify it as a narcotic. Its FDA established pharmacologic class is Aromatase Inhibitor.
Does this page cover state schedules?
No. This page reports the federal schedule only. Some states schedule drugs on their own; check your state board of pharmacy.