Sodium picosulfate

Sodium picosulfate (INN, also known as sodium picosulphate) is a contact laxative used as a treatment for constipation or to prepare the large bowel before colonoscopy or surgery. It is sold under the trade names Dulcolax, Laxoberal, Picolax, Guttalax and several others.

Side effects
The most common side effects of picosulfate are abdominal cramps and diarrhea.

The use of sodium picosulfate has also been associated with certain electrolyte disturbances, such as hyponatremia and hypokalemia.