The short version
5 companies supply this market — a reasonable cushion if one runs into trouble.
The numbers behind every sentence are on this page below — and the Watch button emails you when any of them move.
Sildenafil Citrate · SILDENAFIL CITRATE 10 mg/mL · Powder, For Suspension · Oral · Zydus Lifesciences Limited
NDC 70771-1668-04 · 1 BOTTLE, GLASS in 1 CARTON / 112 mL in 1 BOTTLE, GLASS · ANDA · View full market →
5 companies supply this market — a reasonable cushion if one runs into trouble.
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.
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 →
Establishments this product's FDA label declares, located via FDA registration data. How we built this →
No FDA shortage reports for this drug or its presentations.
No enforcement reports list this package NDC.
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Ascend Laboratories, LLC | SILDENAFIL CITRATE 10 mg/mL | Jul 15, 2026 | Sep 2, 2026 |
| Aurobindo Pharma Limited | SILDENAFIL CITRATE 10 mg/mL | Jul 15, 2026 | Sep 2, 2026 |
| Novadoz Pharmaceuticals LLC | SILDENAFIL CITRATE 10 mg/mL | Jul 15, 2026 | Sep 2, 2026 |
| Zydus Lifesciences Limited | SILDENAFIL CITRATE 10 mg/mL | Jul 15, 2026 | Sep 2, 2026 |
| Zydus Pharmaceuticals (USA) Inc. | SILDENAFIL CITRATE 10 mg/mL | Jul 15, 2026 | Sep 2, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "Sildenafil Citrate — NDC 70771-1668-04," retrieved September 3, 2026, https://drugdashboards.com/drug/70771166804.
Free to cite with attribution — see how the data is put together.