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.
Auvi-Q · EPINEPHRINE .1 mg/.1mL · Injection, Solution · Intramuscular · HF Acquisition Co LLC, DBA HealthFirst
NDC 51662-1661-02 · 2 DOSE PACK in 1 CARTON / .1 mL in 1 DOSE PACK · NDA · View full market →
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.
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 →No NADAC pricing on file for this NDC — NADAC covers drugs dispensed by retail community pharmacies.
Not scored — fragility is computed for NADAC-priced NDCs.
Establishments this product's FDA label declares, located via FDA registration data. How we built this →
There's no legal definition — it meets 1 of 6 public criteria. Why that matters →
| Type | Number / code | Expires |
|---|---|---|
| patent | 10688244 | Dec 21, 2037 |
| patent | 11771830 | Dec 21, 2037 |
| patent | 11771830 | Dec 21, 2037 |
| patent | 10842938 | Dec 21, 2037 |
| patent | 10688244 | Dec 21, 2037 |
| patent | 10842938 | Dec 21, 2037 |
| patent | 8021344 | Nov 2, 2029 |
| patent | 8021344 | Nov 2, 2029 |
| patent | 8021344 | Nov 2, 2029 |
| patent | 8226610 | Apr 10, 2029 |
| patent | 8226610 | Apr 10, 2029 |
| patent | 8226610 | Apr 10, 2029 |
No FDA shortage reports for this drug or its presentations.
No enforcement reports list this package NDC.
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| HF Acquisition Co LLC, DBA HealthFirst | EPINEPHRINE .1 mg/.1mL | Jul 15, 2026 | Sep 2, 2026 |
| HF Acquisition Co LLC, DBA HealthFirst | EPINEPHRINE .15 mg/.15mL | Jul 15, 2026 | Sep 2, 2026 |
| HF Acquisition Co LLC, DBA HealthFirst | EPINEPHRINE .3 mg/.3mL | Jul 15, 2026 | Sep 2, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "Auvi-Q — NDC 51662-1661-02," retrieved September 3, 2026, https://drugdashboards.com/drug/51662166102.
Free to cite with attribution — see how the data is put together.