Regular Strength Antacid Antigas
aluminum hydroxide, magnesium hydroxide, simethicone · Liquid · Oral
Active ingredient
Active ingredients (in each 10 mL dose) Aluminum hydroxide 400 mg (equivalent to dried gel, USP) Magnesium hydroxide 400 mg Simethicone 40mg
Purpose
Purposes Antacid Antigas
Uses
Uses relieves heartburn sour stomach acid indigestion the symptoms referred to as gas
Warnings
Warnings Ask a doctor before use if you have kidney disease a magnesium-restricted diet Ask a doctor or pharmacist before use if you are presently taking a prescription drug. Antacids may interact with certain prescription drugs. Stop use and ask a doctor if symptoms last more than 2 weeks If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children.
Keep out of reach of children
Keep out of reach of children.
Directions
Directions
• shake well before each use
• adults and children 12 years and older: take 10 mL to 20 mL (1-2 doses) four times a day or as directed by a doctor
• do not exceed 80 mL (8 doses) in a 24 hour period or use the maximum dosage for more than 2 weeks
• children under 12 years: ask a doctor
Other information
Other information
• each 10 mL dose contains: magnesium 165 mg, sodium 6 mg
• store at room temperature
• protect from freezing
• keep tightly closed
Inactive ingredients
Inactive ingredients benzyl alcohol, butylparaben, carboxymethylcellulose sodium, flavor, hypromellose, microcrystalline cellulose, propylparaben, purified water, saccharin sodium, sorbitol solution
Questions?
Questions or comments? 1-800-540-3765
Label text from the FDA structured product label by RUGBY LABORATORIES (revised Nov 17, 2025). Long sections are shortened; the complete label is on DailyMed.
Active ingredients
- Aluminum Hydroxide in 6 products
- Magnesium Hydroxide in 6 products
- Dimethicone in 5 products
- Dimethicone, Unspecified in 1 product
Regular Strength Antacid Antigas NDC products (6)
| NDC | Strength & form | Labeler | Type |
|---|---|---|---|
| 83324-125 | Aluminum Hydroxide 400 mg/10mL; Magnesium Hydroxide 400 mg/10mL; Dimethicone 40 mg/10mL Liquid | Chain Drug Marketing Association Inc. | OTC MONOGRAPH DRUG |
| 69256-503 | Aluminum Hydroxide 400 mg/10mL; Magnesium Hydroxide 400 mg/10mL; Dimethicone 40 mg/10mL Liquid | Harris Teeter, LLC | OTC MONOGRAPH DRUG |
| 68071-5289 | Aluminum Hydroxide 400 mg/10mL; Magnesium Hydroxide 400 mg/10mL; Dimethicone 40 mg/10mL Suspension | NuCare Pharmaceuticals, Inc. | OTC MONOGRAPH DRUG |
| 0536-1317 | Aluminum Hydroxide 400 mg/10mL; Magnesium Hydroxide 400 mg/10mL; Dimethicone 40 mg/10mL Suspension | RUGBY LABORATORIES | OTC MONOGRAPH DRUG |
| 63941-639 | Aluminum Hydroxide 200 mg/5mL; Magnesium Hydroxide 200 mg/5mL; Dimethicone 20 mg/5mL Liquid | VALU MERCHANDISERS COMPANY | OTC MONOGRAPH DRUG |
| 0363-2628 | Aluminum Hydroxide 200 mg/5mL; Magnesium Hydroxide 200 mg/5mL; Dimethicone, Unspecified 20 mg/5mL Suspension | WALGREEN COMPANY | OTC MONOGRAPH DRUG |
Frequently asked questions
What is Regular Strength Antacid Antigas used for?
Uses relieves heartburn sour stomach acid indigestion the symptoms referred to as gas
Who makes Regular Strength Antacid Antigas?
Regular Strength Antacid Antigas is listed by 6 labelers in the FDA NDC directory, including Chain Drug Marketing Association Inc., Harris Teeter, LLC, NuCare Pharmaceuticals, Inc., RUGBY LABORATORIES.