The short version
4 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.
CASTOR Oil · CASTOR OIL 1 g/mL · Oil · Oral · DLC Laboratories, Inc.
NDC 24286-1526-01 · 473 mL in 1 BOTTLE · OTC MONOGRAPH DRUG · View full market →
4 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.
Medicare Part D does not cover over-the-counter drugs — by law it pays only for products requiring a prescription.
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 · price up 2% YoY
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 →
No FDA shortage reports for this drug or its presentations.
No enforcement reports list this package NDC.
| Labeler | Strength | First seen | Last seen |
|---|---|---|---|
| Cardinal Health, 110 dba Leader | CASTOR OIL 1 g/mL | Jul 15, 2026 | Sep 2, 2026 |
| DLC Laboratories, Inc. | CASTOR OIL 1 g/mL | Jul 15, 2026 | Sep 2, 2026 |
| Topco Associates Llc | CASTOR OIL 1 mg/mL | Jul 15, 2026 | Sep 2, 2026 |
| Walgreen Co. | CASTOR OIL 1 g/mL | Jul 15, 2026 | Sep 2, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "De La Cruz Castor Oil — NDC 24286-1526-01," retrieved September 3, 2026, https://drugdashboards.com/drug/24286152601.
Free to cite with attribution — see how the data is put together.