Generic Name: Bisacodyl

  • What is Dulcolax?

    Dulcolax is used for the relief of occasional constipation. Under medical supervision, Dulcolax may be used in diagnostic procedures, in pre- and postoperative treatment, and in conditions that require your bowels to be emptied. Dulcolax works by softening the stool and allowing it to pass through more quickly.

  • What is the most important information I should know about Dulcolax?

    Dulcolax should not be used for long periods of time on a continuous daily basis. If your constipation has not improved within 1 week, contact your doctor.

    If you have a rare hereditary condition of galactose or fructose intolerance you should not use Dulcolax.

  • Who should not take Dulcolax?

    Do not use Dulcolax if you have severe abdominal pain, nausea, fever, or vomiting. Also, do not take Dulcolax if you have intestinal obstruction, acute inflammatory bowel disease, appendicitis, or if you are severely dehydrated.

    If you have a rare hereditary condition of galactose or fructose intolerance, you should not use Dulcolax.

    Do not use Dulcolax if you are sensitive or allergic to any of its ingredients.

  • What should I tell my doctor before I take the first dose of Dulcolax?

    Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Dulcolax. Also, talk to your doctor about your complete medical history, especially if you have pain in the lower abdomen, stomach cramps, fever, nausea, vomiting, severe constipation, dehydration, intestinal obstruction, acute inflammatory bowel disease, galactose or fructose intolerance, or if you have taken Dulcolax already for a week without any effect.

  • What is the usual dosage?

    The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.

    For Relief of Constipation

    Adults: Take 1-2 tablets or 1 adult suppository daily.

    Children 6-12 years: Take 1 tablet or 1 children's suppository daily.

    Children <6 years: Use only as directed by your doctor.

  • How should I take Dulcolax?

    Take Dulcolax tablets at night to have a bowel movement in the morning. Tablets should be swallowed whole and taken with plenty of liquid.

    Dulcolax suppositories should first be unwrapped from its foil covering. Insert the suppository high into your rectum, with the pointed end first. Push the flat end of the suppository sideways to ensure that part of it touches your rectum wall. Retain the suppository in your rectum for as long as possible. If you have difficulty inserting the suppository, coat the end of it with a lubricant to make insertion easier.

  • What should I avoid while taking Dulcolax?

    Avoid using Dulcolax within 2 hours of any other medication. Do not take Dulcolax with milk, antacids, or proton pump inhibitors.

  • What are possible food and drug interactions associated with Dulcolax?

    If Dulcolax is taken with certain other drugs, the effects of either could be increased, decreased, or altered. It is especially important to check with your doctor before combining Dulcolax with the following: antacids, adreno-corticosteroids, cardiac glycosides, diuretics, milk, and proton pump inhibitors.

  • What are the possible side effects of Dulcolax?

    Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.

    Side effects may include: abdominal cramps, abdominal pain, painful sensations and local irritation of the rectum, nausea, diarrhea

  • Can I receive Dulcolax if I am pregnant or breastfeeding?

    The effects of Dulcolax during pregnancy and breastfeeding are unknown. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What should I do if I miss a dose of Dulcolax?

    Dulcolax should only be taken as needed. If you missed a dose and feel constipated, take it as soon as you remember. Do not exceed the recommended daily dose.

  • How should I store Dulcolax?

    Store at room temperature.

Starting a GERD or Ulcer Drug?

Our nine-week newsletter series, written by a pharmacist, will help you learn about your medication.
Sign Up

Meet the Pharmacists

I'm Shereen A. Gharbia, PharmD. Welcome to PDR Health!

Check out my latest blog post on antidepressants

Dulcolax Related Drugs

Dulcolax Related Conditions