The short version
10 companies supply this market — deep enough that no single failure threatens the supply.
The numbers behind every sentence are on this page below — and the Watch button emails you when any of them move.
Simethicone · DIMETHICONE 20 mg/.3mL · Liquid · Oral · DLC Laboratories, Inc.
NDC 24286-1533-08 · 1 BOTTLE, DROPPER in 1 BOX / 30 mL in 1 BOTTLE, DROPPER · OTC MONOGRAPH DRUG · View full market →
10 companies supply this market — deep enough that no single failure threatens the supply.
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
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 |
|---|---|---|---|
| DDP Specialty Electronic Materials US 9, LLC | DIMETHICONE 29.7 kg/100kg; SILICON DIOXIDE 1.3 kg/100kg | Jul 15, 2026 | Sep 3, 2026 |
| DDP Specialty Electronic Materials US 9, LLC | SILICON DIOXIDE 1.9 kg/100kg; DIMETHICONE 30.1 kg/100kg | Aug 20, 2026 | Sep 3, 2026 |
| Basildon Chemical Co. Ltd | SILICON DIOXIDE 1 kg/kg; DIMETHICONE 1 kg/kg | Jul 22, 2026 | Sep 2, 2026 |
| DDP Specialty Electronic Materials US 9, LLC | DIMETHICONE 95 kg/100kg; SILICA, TRIMETHYLSILYL CAPPED 5 kg/100kg | Jul 15, 2026 | Sep 2, 2026 |
| DDP Specialty Electronic Materials US 9, LLC | DIMETHICONE 95.9 kg/100kg; SILICON DIOXIDE 4.1 kg/100kg | Jul 15, 2026 | Sep 2, 2026 |
| DDP Specialty Electronic Materials US 9, LLC | DIMETHICONE 93.8 kg/100kg; SILICON DIOXIDE 6.2 kg/100kg | Jul 15, 2026 | Sep 2, 2026 |
| DLC Laboratories, Inc. | DIMETHICONE 20 mg/.3mL | Jul 15, 2026 | Sep 2, 2026 |
| Hunan Jiudian Pharmaceutical Co.,Ltd. | DIMETHICONE 500 1 kg/kg | Jul 15, 2026 | Sep 2, 2026 |
| Kramer Laboratories | DIMETHICONE, UNSPECIFIED 125 mg/5mL | Jul 15, 2026 | Sep 2, 2026 |
| Raritan Pharmaceuticals Inc | DIMETHICONE, UNSPECIFIED 125 mg/5mL | Jul 15, 2026 | Sep 2, 2026 |
| RioCare India Private Limited | DIMETHICONE 1 kg/kg | Jul 15, 2026 | Sep 2, 2026 |
| Riocare India Pvt Ltd | DIMETHICONE 1 kg/kg | Jul 15, 2026 | Sep 2, 2026 |
| Spectrum Laboratory Products, Inc. | DIMETHICONE 1 kg/kg | Jul 15, 2026 | Sep 2, 2026 |
| Thurs Organics Private Limited | DIMETHICONE 1 kg/kg | Jul 15, 2026 | Sep 2, 2026 |
| DDP Specialty Electronic Materials US 9, LLC | SILICON DIOXIDE 30.1 kg/100kg; DIMETHICONE 1.9 kg/100kg | Jul 22, 2026 | Aug 19, 2026 |
| Basildon Chemical Co. Ltd | DIMETHICONE 1 kg/kg; SILICON DIOXIDE 1 kg/kg | Jul 15, 2026 | Jul 15, 2026 |
| DDP Specialty Electronic Materials US 9, LLC | DIMETHICONE 30.1 kg/100kg; SILICON DIOXIDE 1.9 kg/100kg | Jul 15, 2026 | Jul 15, 2026 |
Roster from daily NDC Directory diffs — first/last seen dates start July 2026.
DrugDashboards, "QUITA COLICOS Gas RELIEF Drops — NDC 24286-1533-08," retrieved September 3, 2026, https://drugdashboards.com/drug/24286153308.
Free to cite with attribution — see how the data is put together.