The short version
Only one company currently supplies this market — there is no backup if it stumbles. It is in shortage right now.
The numbers behind every sentence are on this page below — and the Watch button emails you when any of them move.
Lentocilin
Penicillin G Benzathin · PENICILLIN G BENZATHINE 1200000 U/4mL · Injection, Powder, For Suspension · Intramuscular · Laboratrios Atral, S.a.
NDC 84383-0110-01 · 4 mL in 1 VIAL · UNAPPROVED DRUG FOR USE IN DRUG SHORTAGE · 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.
Is this a "specialty" drug?
There's no legal definition — it meets 1 of 6 public criteria. Why that matters →
- Part D specialty tier
- Costs ≥ $950/fill
- Biologic (BLA)
- Injectable / infused
- Orphan-drug exclusivity
- REMS program
Regulatory
- Application
- —
- TE code
- —
- Approval date
- —
- Patents / exclusivity
- —
Shortage history
- In shortage now — Lentocilin, Injection, 1200000 U/4 mL (NDC 84383-110-01)Apr 26, 2023month 41 — 2× the typical 20-month injectable shortage
Recalls (this NDC)
No enforcement reports list this package NDC.
Manufacturers of Penicillin G Benzathin (Injection, Powder, For Suspension)
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Laboratrios Atral, S.a. | PENICILLIN G BENZATHINE 1200000 U/4mL | Jul 15, 2026 | Sep 2, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
Cite this page
DrugDashboards, "Lentocilin — NDC 84383-0110-01," retrieved September 3, 2026, https://drugdashboards.com/drug/84383011001.
Free to cite with attribution — see how the data is put together.