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Alginic Acid / Aluminum Hydroxide / Magnesium Carbonate Dosage

Applies to the following strengths: 31.7 mg-119.3 mg/5 mL; 254 mg-237.5 mg/5 mL; 160 mg-105 mg

Usual Adult Dose for Dyspepsia

Extra strength formula: 10 to 20 mL or 2 to 4 chewable tablets orally 4 times a day as needed, after meals and 30 minutes before bedtime. The normally recommended maximum dose is 16 teaspoonfuls or 16 tablets/day.
Regular strength formula: 15 to 30 mL orally 4 times a day as needed, after meals and 30 minutes before bedtime. The normally recommended maximum dose is 8 tablespoonfuls/day.

Usual Adult Dose for Gastroesophageal Reflux Disease

Extra strength formula: 10 to 20 mL or 2 to 4 chewable tablets orally 4 times a day as needed, after meals and 30 minutes before bedtime. The normally recommended maximum dose is 16 teaspoonfuls or 16 tablets/day.
Regular strength formula: 15 to 30 mL orally 4 times a day as needed, after meals and 30 minutes before bedtime. The normally recommended maximum dose is 8 tablespoonfuls/day.

Usual Pediatric Dose for Dyspepsia

13 to 18 years:
Extra strength formula: 10 to 20 mL or 2 to 4 chewable tablets orally 4 times a day as needed, after meals and 30 minutes before bedtime. The normally recommended maximum dose is 16 teaspoonfuls or 16 tablets/day.
Regular strength formula: 15 to 30 mL orally 4 times a day as needed, after meals and 30 minutes before bedtime. The normally recommended maximum dose is 8 tablespoonfuls/day.

Usual Pediatric Dose for Gastroesophageal Reflux Disease

13 to 18 years:
Extra strength formula: 10 to 20 mL or 2 to 4 chewable tablets orally 4 times a day as needed, after meals and 30 minutes before bedtime. The normally recommended maximum dose is 16 teaspoonfuls or 16 tablets/day.
Regular strength formula: 15 to 30 mL orally 4 times a day as needed, after meals and 30 minutes before bedtime. The normally recommended maximum dose is 8 tablespoonfuls/day.

Renal Dose Adjustments

CrCl <25 mL/min: Not recommended due to possible accumulation of magnesium and aluminum in patients with renal insufficiency.

Dose Adjustments

Many authorities recommend between 80 to 160 mEq of acid neutralizing capability per dose for gastroesophageal reflux disease. Higher doses may be required in these patients.

Other Comments

Each dose should be followed by 120 mL of water.

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Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.