About aluminium hydroxide + magnesium hydroxide
Antacid
Used for
- Relief of heartburn, acid indigestion, and sour stomach
- Symptom relief from gastroesophageal reflux
Usual adult dose
Commonly 1–2 tablets after meals and at bedtime as needed; follow the package directions.
Usual dose in children
For children 12 years and older, commonly the adult dose; not routinely used under 12 without medical guidance.
Common side effects
- Constipation or diarrhea
- Nausea or stomach cramps
- Chalky taste
Important warnings
- Prolonged use or high doses can cause mineral imbalances.
- Kidney disease increases risk of aluminium or magnesium accumulation.
- Separate from other medicines because absorption may be reduced.
- Seek assessment for persistent symptoms or alarm symptoms such as difficulty swallowing.
Pregnancy
Occasional use is generally considered acceptable, but prolonged or high-dose use should be avoided unless directed by a clinician.
Breastfeeding
Generally compatible with breastfeeding at usual doses.
Interactions
- May reduce absorption of some antibiotics, including tetracyclines and quinolones.
- May interfere with levothyroxine, iron, and some osteoporosis medicines.
- Usually separate other medicines by 2–4 hours; check product instructions.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.