Antacids

Question 1

Antacids: Prescribed for

Answer 1

Gastro-oesophageal reflux disease (GORD), indigestion

Question 2

Antacids: Examples

Answer 2

Calcium carbonate, magnesium, aluminium

Question 3

Antacids: Mode for action

Answer 3

Neutralisation: acid + base = water + salt.

Question 4

Antacids: Cautions

Answer 4

Low gastric HCl. Overuse can result in a rebound effect if the drug is discontinued (the acid comes back more strongly)

Question 5

Antacids: Side effects

Answer 5

Impaired nutrient absorption; magnesium versions can be laxative, aluminium versions can be constipating

Question 6

Antacids: Interactions

Answer 6

Vit. D may ↑ aluminium absorption if taken at the same time

Question 7

Antacids: Alternatives

Answer 7

Diet and lifestyle changes:

Marshmallow

Chew food well, fluids away from meals; demulcent / anti-inflammatory herbs ― aloe vera juice, slippery elm, liquorice, marshmallow root; avoid caffeine, lose weight if needed, stop smoking; manage stress e.g., breathing exercises to support a shift into a parasympathetic state