Classes
DEA Class;OTC
Common Brand Names; Rolaids Extra Strength, Rolaids Regular Strength, Rolaids Regular Strength Liquid, Rolaids Ultra Strength, Rolaids Ultra Strength Liquid, Mylanta Supreme
- Antacids, Combos
Description
Antacid: Neutralizes gastric secretions resulting in increased gastric pH
Indications
Indicated to relieve heartburn, Indigestion
Contraindications
Calcium carbonate
- Anorexia
- Constipation
- Flatulence
- Nausea
- Vomiting
- Hypercalcemia
- Hypophosphatemia
- Xerostomia
- Acid rebound
- Milk-alkali syndrome
Magnesium hydroxide
- Nausea
- Constipation
- Vomiting
- Hypotension
- Respiratory depression
- Diarrhea
- Abdominal crampin
- Electrolyte imbalance
- Muscle weakness
- Parageusia
Adverse Effects
Anorexia
Constipation
Flatulence
Nausea
Vomiting
Hypercalcemia
Hypophosphatemia
Milk-alkali syndrome
Warnings
OTC use: Do not use the maximum dosage for >2 weeks; if symptoms persist, discontinue and contact a health care provider
Magnesium hydroxide: Caution with neuromuscular disease (eg, myasthenia gravis) and renal insufficiency
Calcium carbonate: Caution with a history of kidney stones; Ca oxalate formation may increase risk
Pregnancy and Lactation
Pregnancy Category: C (calcium carbonate); B (magnesium hydroxide)
Calcium and magnesium both cross the placenta; antacids containing calcium or magnesium are considered to be low risk during pregnancy, however avoid excessive use
Supplement calcium and magnesium during pregnancy and lactation according to recommended daily allowance
Lactation: Calcium and magnesium both appear in breast milk, use in nursing mothers appears to be safe
Maximum Dosage
Antacid: Typical dose 800-3,000 mg of calcium carbonate PO prn for symptoms
Tablet: Chew 2-4 tabs PO prn
Suspension: 10-20 mL PO prn
Tablet and suspension strength varies; not to exceed ~7 g of calcium carbonate/day
How supplied
calcium carbonate/magnesium hydroxide
chewable tablet
- 550mg/110mg (Rolaids Regular Strength)
- 675mg/135mg (Rolaids Extra Strength)
- 1000mg/200mg (Rolaids Ultra Strength)
oral suspension
- (400mg/135mg)/5mL (Mylanta Supreme)
- (550mg/110mg)/5mL (Rolaids Regular Strength Liquid)
- (1000mg/200mg)/5mL (Rolaids Ultra Strength Liquid)