Antacid
Magnesium carbonate
Adult dose
Dose: 5–10mL of mixture every 4h PRN
Route: PO
Frequency: PRN
Clinical pearls
- Symptomatic dyspepsia
Contraindications
- Severe renal impairment
- Hypermagnesaemia
Side effects
- Diarrhoea
- Hypermagnesaemia (renal impairment)
Interactions
- Tetracyclines/quinolones (chelation)
- Iron salts
- Bisphosphonates
- Levothyroxine
Reference: BNF; https://bnf.nice.org.uk/drugs/magnesium-carbonate/. Verify against your local formulary and the latest BNF before prescribing.
Related
Curated clinical cross-links plus same-class fallbacks.
Drugs
Pathways
- Lower Gastrointestinal Bleed · BSG 2019; NICE NG141
- Variceal Upper GI Bleed · BSG 2015; Baveno VII (2022)
- Spontaneous Bacterial Peritonitis (SBP) · BSG / EASL 2018
- Hepatorenal Syndrome · EASL 2018; ICA 2015
- Hepatic Encephalopathy · EASL 2014; West Haven criteria
- Clostridioides difficile Colitis · NICE NG199 (2021); IDSA/SHEA 2021