Gaviscon Flashcards
what is it and what mechanisms does it use?
contains both an antacid and an alginate
works to neutralise stomach acid
alginates form a raft on top of gastric content, as well as increasing the viscosity of stomach content to prevent muscosal damage
what is often added and for what purpose?
simeticone for reduce flactulence
what cells can it impact on also?
reduce pepsin production
contraindications?
safe well tolerated, can be used in pregnancy
paed formulas available
avoid with milk-can cause abdo discomfort, bloating
sucrose- can worsen diabetics
sodium and potassium containing preprations in patients with fluid overload, hyperkalaemia and renal failure
drug interactions
divalent cations may interact with other drugs reducing their serum conc. so should be given at diff times
these drugs include :
digoxin PPI tetracycllines bisphosphates acei
side effects
mag salts- diarrhoea
aluminium salts - constipation
hypercalcuria –> osteoporosis risk
flatulence
what is it used for?
gord
dyspepsia
patient info
temporary measure- lifestyle changes needed
leave 2 hr gap between this and other meds
allow 3 hours between last meal and bed
liquid prep more effective than tablets
name another
pepto bismol
who should aluminium and mag containing solutions be avoided in
obstruction
renal disease
what memnoic to remember drug interactions
TP ABCD
antacids can increase excretion of what in urine
aspirin and lithium
why?
increases alakinity of urine
