Multiple choice

Saline laxatives are oral laxatives that help to encourage bowel movements. The magnesium salt used medicinally as a saline laxative is

  1. magnesium benzoate

  2. magnesium carbonate

  3. magnesium citrate

  4. magnesium nitrate
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Magnesium citrate, a magnesium salt of citric acid, is a chemical agent used medicinally as a saline laxative and to completely empty the bowel prior to a major surgery or colonoscopy.

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