> Western Medicines > Picoprep


Used for: Bowel cleansing prior to colonoscopy
Chinese name:

What is Picoprep for?

Picoprep is a brand of laxative commonly used to prepare the bowels before X-ray examination, bowel examination or surgical procedures.

How to use it?

Picoprep is available as powders which are taken orally to stimulate bowel movement. The powder should be dissolved in one full glass of water (around 250 ml). Drink the solution within 30 minutes. It usually takes 30 minutes to 5 hours to trigger bowel movements.


The first sachet should be taken the evening before the procedure. Approximately 5 hours after the procedure, the second sachet is administered. Food intake in these two days should be limited to clear liquids only.

What are the side effects of Picoprep?

Common side effects of Picoprep include nausea, abdominal fullness, and gastrointestinal discomfort.

Who should not take Picoprep?

  • People who are allergic to any component of the formulation.
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Where to buy Picoprep in Hong Kong?

In Hong Kong, Picoprep is an over-the-counter medicine and can be purchased without a prescription from any retail outlet in Hong Kong. This includes grocery stores, convenience stores, medicine shops, and pharmacies. It can also be obtained from doctors. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.


For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at https://www.drugoffice.gov.hk

Need more information?

For detailed information about the use of Picoprep in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.

Disclaimer: our goal is to provide you with the most relevant drug information and common dosage for Hong Kong. This information does not constitute medical advice. For specific treatment recommendations and advice, always discuss with your doctor or pharmacist, and follow the instructions included with your specific medicine.

Available dosage
  • (Oral Powder)
Drug class
Sub class
Stimulant Laxatives
Generic Names
Sodium Picosulfate
Citric Acid
Magnesium Oxide
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Used for: Constipation, Bowel cleansing prior to colonoscopy
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