GAVISCON

Question 1

Drug class

Answer 1

antacid

Question 2

How does it work? (2)

Answer 2

• buffers stomach acid

- aluminium or magnesium compounds

Question 3

Indications

Answer 3

• short term relief of dyspepsia

Question 4

Contra-indications (2)

Answer 4

• sodium and potassium preparations should be used with caution in renal failure, fluid overload or hyperkaelemic patients
• surcose solutions and diabetics

Question 5

Interactions (3, 6)

Answer 5

• reduces serum concentrations of many drugs
• doses should hence be taken at different times
• increases the excretion of aspirin and lithium

DRUGS THAT INTERACT

1. ACE inhibitors
2. antibiotics
3. bisphosphonates
4. digoxin
5. levothyroxine
6. PPIs

Question 6

side effects (3)

Answer 6

magnesium - diarrhoea

aluminium - constipation

milk preps - bloating and abdo discomfort