Laxatives Flashcards
1
Q
MOA
A
drugs that promote voluminous stools
Laxative = soft-formed stool
cathartic = purgatives, more fluid evacuation (beware of dehydration)
2
Q
Paraffin oil (emollient laxative)
A
softens and lubricated faecal mass used as a time marker. Risk of aspiration
3
Q
Docusate sodium (emollient)
A
small animals, safe, effaces
4
Q
bran and psyllium (bulk laxative)
A
cause colonic swelling and reflex peristalsis of softer stools
5
Q
magnesium sulphate and Lactulose (osmotic cathartic)
A
highly hyperosmotic, contradicted in dehydrated animals
6
Q
Clinical indications
A
horse sand colic, old dehydrated cat, boy overload in dogs
