Laxative

Columns: Preparation ( s ) | Type | Site of action | Onset of
Cascara ( casanthranol ) | Anthraquinone | colon | 3 6-8 hours | Buckthorn | Anthraquinone | colon | 3 6-8 hours | Senna extract ( senna glycoside ) | Anthraquinone | colon | 3 6-8 hours | Aloe vera ( aloin ) | Anthraquinone | colon | 5 8-10 hours | Phenolphthalein | Triphenylmethane | colon | 4 8 hours | bisacodyl ( oral ) | Triphenylmethane | colon | 6 6-12 hours | bisacodyl ( suppository ) | Triphenylmethane | colon | 1 60 minutes | Castor oil | ricinoleic acid | small intestine | 2 2-6 hours

Example questions:
What laxative preparation has about 90% of the fatty acid content in it from this triglyceride ? | What type of laxative preparation turns colorless in acidic solutions and pink in basic solutions ? | What is the onset of the laxative that is taken orally and sometimes labeled Per Os or abbreviated P.O . ? | What is the onset of the laxative that has been used as a bittering agent in commerce ( alcoholic beverages ) ?

Answers:
Castor oil | Triphenylmethane | 6 6-12 hours | 5 8-10 hours