Aluminium hydroxide + Magnesium hydroxide
Also sold as: Maalox, Mylanta
No prescription neededAcidity and ulcers
Comes as:SuspensionChewable tablet
Usual adult dose
Usual adult dose: 10 to 20 ml of suspension or 1 to 2 chewable tablets, 1 to 3 hours after meals and at bedtime, up to 4 times a day. Do not use regularly for more than 2 weeks without a doctor.
Your doctor may give you a different dose. Children's doses depend on weight.
Side effects
Common
- constipation (aluminium) or diarrhoea (magnesium)
- chalky taste
Serious — get help
Stop taking it and see a doctor straight away if you notice:
- muscle weakness or confusion in kidney disease (high magnesium or aluminium)
- low phosphate with long heavy use
Do not take it, or take care, if
- Severe kidney disease
- Take other medicines at least 2 hours apart from the antacid
- Warning signs such as weight loss, vomiting blood or black stools — see a doctor
Interactions
Medicines that can react with this one.
Serious2 medicinesDo not take these together unless your doctor says so.
- Ciprofloxacin
Antacids greatly reduce absorption of ciprofloxacin; take ciprofloxacin 2 hours before or 6 hours after.
- Doxycycline