Aluminium Hydroxide + Magnesium Hydroxide

Generic Details

Generic Name

aluminium-hydroxide-magnesium-hydroxide

Other Names

  • aluminum hydroxide-magnesium hydroxide

Drug Class

  • Antacid

Chemical Formula

Al(OH)3-Mg(OH)2

Molecular Weight

216.45 g/mol

Mechanism of Action

  • Neutralizes stomach acid and raises gastric pH

Indications

  • Heartburn
  • Indigestion
  • Gastric ulcer

Common Dosage Forms

  • Chewable tablets
  • Liquid suspension

Typical Dosage

  • Adults: 1-2 tablets after meals and at bedtime
  • Children: Dosage based on weight

Pediatric Dosage

  • Consult pediatrician for appropriate dosage

Geriatric Dosage

  • Lower doses may be required due to decreased renal function

Side Effects

  • Constipation
  • Diarrhea
  • Hypermagnesemia
  • Hypophosphatemia

Contraindications

  • Renal impairment
  • Hypophosphatemia

Pregnancy Category

  • Category C - Risk cannot be ruled out

Lactation Safety

  • Compatible with breastfeeding

Drug Interactions

  • Tetracyclines
  • Fluoroquinolones
  • Iron supplements - separate administration by 2 hours

Overdose Symptoms

  • Severe diarrhea
  • Muscle weakness
  • Respiratory depression

Antidote for Overdose

  • Calcium gluconate

Storage Conditions

  • Store at room temperature away from moisture and heat

Pharmacokinetics

  • Absorption: Poor absorption
  • Distribution: Not applicable
  • Metabolism: Not applicable
  • Excretion: Primarily in the urine as unchanged drug

Precautions

  • Monitor renal function in patients with renal impairment
  • Long-term use may lead to electrolyte imbalances

Warnings

  • Do not exceed recommended doses
  • Do not use for more than 2 weeks without consulting a healthcare provider

Others

  • May be used in combination with other medications for gastrointestinal issues