What is Dulcolax: Uses, Warnings & Interactions

Updated Jan 12, 2021  •  Published Dec 30, 2020

Dulcolax overview

BRAND NAMES:

  • Alophen, Black Draught, CareALL Senna Laxative, C-Lax, Correctol, Dulcolax, Evac-U-Gen, EX-Lax, Fleet Bisacodyl, Fletcher's Castoria, Gentle Laxative, Geri-Kot, Good Neighbor Pharmacy Castor Oil, Good Neighbor Pharmacy Gentle Laxative, Good Neighbor Pharmacy Laxative, BENEHealth Stool Softener, Colace, Col-Rite, Diocto, Diocto Liquid, Docuprene, Docusil, Dok, DSS, Dulcolax, Dulcolax Pink, Fleet Sof-Lax, Good Neighbor Pharmacy Stool Softener, Good Sense Stool Softener, Health Mart Stool Softener, Leader Women's Laxative, Leader Gentle Laxative, Sunmark Gentle Laxative, Medi-Lax, Good Sense Women's Laxative, Good Sense Bisacodyl Laxative, Good Neighbor Pharmacy Laxative, Good Neighbor Pharmacy Women's Gentle Laxative, Good Neighbor Pharmacy Gentle Laxative, Dulcolax, Fleet Bisacodyl, Gentle Laxative, Alophen, C-Lax, Correctol, The Magic Bullet, Bisac-Evac, Dulcolax, Good Neighbor Pharmacy Gentle Laxative, Gentle Laxative, Suppositories, LoSo Prep, Leader Gentle Laxative, Good Neighbor Pharmacy Laxative Suppositories, Suppositories, The Magic Bullet

Generic Names:

  • Bisacodyl

Uses:

  • Treats constipation by helping you have a bowel movement., Treats constipation by helping you have a bowel movement., Treats occasional constipation by making bowel movements regular. Also treats constipation after surgery or childbirth., Treats constipation.

Therapeutic Classes:

  • Gastrointestinal Agent, Laxative, Bulk Forming, Laxative, Stimulant, Laxative, Stimulant Combination, Laxative, Stool Softener, Nutriceutical, Laxative, Stimulant, Laxative, Stimulant Combination, Laxative, Stool Softener, Laxative, Stimulant, Laxative, Stimulant

Forms:

  • Chewable Tablet, Liquid Filled Capsule, Granule, Flake, Liquid, Powder, Tablet, Coated Tablet, Delayed Release Tablet, Capsule, Capsule, Tablet, Liquid, Liquid Filled Capsule, Suppository, Tablet, Coated Tablet

How it’s taken:

  • By mouth, Into the rectum, By mouth, By mouth

What is Dulcolax used for?

Dulcolax is a stimulant laxative used for the relief of constipation. It is also used to empty the bowels before medical procedures such as surgery, x-ray and colonoscopy. It stimulates bowel muscles to quickly empty stool. Dulcolax is indicated for use by adults and children 6 years and older. It is available as a suppository tablet.

What form(s) does Dulcolax come in

  • Chewable Tablet

  • Liquid Filled Capsule

  • Granule

  • Flake

  • Liquid

  • Powder

  • Tablet

  • Coated Tablet

  • Delayed Release Tablet

  • Capsule

  • Capsule

  • Tablet

  • Liquid

  • Liquid Filled Capsule

  • Suppository

  • Tablet

  • Coated Tablet

What are common Dulcolax doses?

  • Box 8 Tablets Delayed Release

  • Box 10 Tablets Delayed Release

  • Box 4 Suppository

  • Box 5 Suppository

  • Box 8 Suppository

  • Box 16 Suppository

  • Box 28 Suppository

  • Bottle 25 Tablets Delayed Release

  • Bottle 50 Tablets Delayed Release

  • Bottle 100 Tablets Delayed Release

  • Bottle 354ML of 1200MG/15ML

Common Dulcolax prescriptions

  • Dulcolax
    100 tablets delayed release bottle

  • Dulcolax
    25 tablets delayed release bottle

  • Dulcolax
    50 tablets delayed release bottle

  • Dulcolax
    10 tablets delayed release box

  • Dulcolax
    150 tablets delayed release box

  • Dulcolax
    16 suppository box

  • Dulcolax
    28 suppository box

  • Dulcolax
    4 suppository box

  • Dulcolax
    50 suppository box

  • Dulcolax
    8 suppository box

How to take Dulcolax

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Swallow the tablet whole. Do not chew or crush it.

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Swallow the tablet whole. Do not chew or crush it.

  • This medicine should cause you to have a bowel movement within 15 minutes to 1 hour.

  • Rectal routeLie on your left side with your left leg straight or slightly bent, and your right knee bent upward. Gently push the pointed end of the suppository into the rectum about 1 inch. Rectal routeKeep lying down for about 15 minutes to keep the suppository from coming out before it melts. Then, wash your hands again.

  • Follow the instructions on the medicine label if you are using this medicine without a prescription.

  • You should not use this medicine for longer than 1 week.

  • Rectal routeNever take rectal suppositories by mouth.

  • Rectal routeWash your hands with soap and water before and after using this medicine. Remove the foil or wrapper from the suppository before inserting it. Rectal routeTo make the suppository easier to insert, you may use a lubricating gel such as K-Y® Jelly, but do not use petroleum jelly (Vaseline®).

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Rectal routeLie on your left side with your left leg straight or slightly bent, and your right knee bent upward. Gently push the pointed end of the suppository into the rectum about 1 inch. Rectal routeKeep lying down for about 15 minutes to keep the suppository from coming out before it melts. Then, wash your hands again.

  • You should not use this medicine for longer than 1 week.

  • This medicine should cause you to have a bowel movement within 15 minutes to 1 hour.

  • Rectal routeNever take rectal suppositories by mouth.

  • Rectal routeWash your hands with soap and water before and after using this medicine. Remove the foil or wrapper from the suppository before inserting it. Rectal routeTo make the suppository easier to insert, you may use a lubricating gel such as K-Y® Jelly, but do not use petroleum jelly (Vaseline®).

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Follow the instructions on the medicine label if you are using this medicine without a prescription.

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Follow the instructions on the medicine label if you are using this medicine without a prescription.

  • Drink 6 to 8 glasses of water daily while using any laxative.

  • To make the oral liquid taste better, you may mix it with one-half glass of milk or fruit juice.

  • Measure the oral liquid medicine with a marked measuring spoon, oral syringe, medicine cup, or medicine dropper.

  • To make the oral liquid taste better, you may mix it with one-half glass of milk or fruit juice.

  • Your doctor will tell you how much medicine to use. Do not use more than directed.

  • Follow the instructions on the medicine label if you are using this medicine without a prescription.

  • Drink 6 to 8 glasses of water daily while using any laxative.

  • Measure the oral liquid medicine with a marked measuring spoon, oral syringe, medicine cup, or medicine dropper.

  • Your doctor will tell you how much of this medicine to take and how often. Do not take more medicine or take it more often than your doctor tells you to.

  • If you are using this medicine without a prescription, follow the instructions on the medicine label.

  • It is best to take this medicine on an empty stomach. Drink 6 to 8 glasses of liquid daily.

  • Swallow the capsule, tablet, or coated tablet whole. Do not break, crush, or chew it.

  • The chewable tablet should be completely chewed before you swallow it.

  • Measure the oral liquid medicine with a marked measuring spoon or medicine cup.

  • The granules may be eaten plain, mixed with liquids such as milk, or sprinkled on soft food (such as applesauce or yogurt).

  • You may need to shake the oral liquid before you use it.

  • Dissolve the powder in water or fruit juice, and drink the mixture right away.

  • Swallow the capsule, tablet, or coated tablet whole. Do not break, crush, or chew it.

  • The granules may be eaten plain, mixed with liquids such as milk, or sprinkled on soft food (such as applesauce or yogurt).

  • You may need to shake the oral liquid before you use it.

  • The chewable tablet should be completely chewed before you swallow it.

  • Dissolve the powder in water or fruit juice, and drink the mixture right away.

  • Measure the oral liquid medicine with a marked measuring spoon or medicine cup.

  • It is best to take this medicine on an empty stomach. Drink 6 to 8 glasses of liquid daily.

  • Your doctor will tell you how much of this medicine to take and how often. Do not take more medicine or take it more often than your doctor tells you to.

  • If you are using this medicine without a prescription, follow the instructions on the medicine label.

What to do if you miss a dose of Dulcolax

  • If you miss a dose or forget to take your medicine, take it as soon as you can. If it is almost time for your next dose, wait until then to take the medicine and skip the missed dose.

  • Do not use extra medicine to make up for a missed dose.

  • Use the missed dose as soon as possible.

  • If you do not remember the missed dose until the next day, skip the missed dose and go back to your regular dosing schedule.

  • You should not use two doses at the same time.

  • Rectal routeYou may store the suppositories in the refrigerator, but do not freeze them.

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

  • Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any outdated medicine or medicine no longer needed.

  • Take a dose as soon as you remember. If it is almost time for your next dose, wait until then and take a regular dose. Do not take extra medicine to make up for a missed dose.

  • Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.

  • Oral routeAsk your pharmacist, doctor, or health caregiver about the best way to dispose of any outdated medicine or medicine no longer needed.

  • Keep all medicine out of the reach of children. Never share your medicine with anyone.

Dulcolax contraindications

  • You should not use this medicine if you have had an allergic reaction to bisacodyl.

  • You should not use this medicine if you have ever had an allergic reaction to bisacodyl (Dulcolax®), glycerin, or senna (Senokot®). Do not use this medicine if you have rectal bleeding, stomach pain, nausea, or vomiting. Do not use this medicine if your bowel habits have suddenly changed in the past 2 weeks.

  • You should not use this medicine if you have severe stomach pain, nausea, or vomiting. Stool softeners should not be used if you have severe stomach pain and do not know the cause.

  • You should not use this medicine if you have ever had an allergic reaction to any stimulant laxatives, or if you have intestinal blockage, signs of appendicitis (severe stomach pain, nausea, vomiting), or rectal bleeding of unknown cause.

Dulcolax warnings

  • You may not see results for several hours after you have taken this medicine.

  • Make sure your doctor knows if you cannot swallow the tablet without chewing.

  • Stop using this medicine and call your doctor right away if you do not have a bowel movement in 12 hours, or if you have rectal bleeding.

  • Tell your doctor if your constipation does not improve after using this medicine for 1 week.

  • Make sure your doctor knows if you are pregnant or breast feeding.

  • Before using this medicine, make sure your doctor knows if you have stomach pain, nausea, vomiting, or a sudden change in bowel habits.

  • You should not give this medicine to a child under 6 years of age unless a doctor tells you to.

  • Tell your doctor if your constipation does not improve after using this medicine for 1 week.

  • Make sure your doctor knows if you have any type of stomach or intestinal (bowel) problems. These may include diverticulitis, intestinal blockage, rectal bleeding, or moderate to severe stomach pain.

  • Sweating or seizures (especially in children or older adults).

  • Nausea or vomiting.

  • Lightheadedness or fainting.

  • You should not use this laxative for longer than 1 week unless approved by your doctor. Laxatives may be habit-forming and can harm your bowels if you use them too long.

  • Do not give laxatives to children under 6 years old unless you talk to your doctor.

  • If you are pregnant or breastfeeding, talk to your doctor before taking this medicine.

  • Stool softeners usually work in 1 to 2 days, but for some people, results can take as long as 3 to 5 days.

  • Make sure your doctor knows if you are pregnant or breastfeeding or if have diabetes, high blood pressure, or heart disease.

  • Do not give laxatives to children under 6 years old unless you talk to your doctor.

  • You should not use this laxative for longer than 1 week unless approved by your doctor. Laxatives may be habit-forming and can harm your bowels if you use them too long.

  • Skin rash

  • Weakness or tiredness

Dulcolax interactions

  • You should not use a laxative within 2 hours before or after taking other medicines.

  • You should not use a laxative containing bisacodyl, such as Dulcolax®, within 1 hour before or after drinking milk or taking an antacid.

  • You should not use this laxative for longer than 1 week unless approved by your doctor. Laxatives may be habit-forming and can harm your bowels if you use them too long.

  • You should not use mineral oil while you are using a stool softener.

  • Stool softeners usually work in 1 to 2 days, but for some people, results can take as long as 3 to 5 days.

  • You should not use this laxative for longer than 1 week unless approved by your doctor. Laxatives may be habit-forming and can harm your bowels if you use them too long.

  • You should not use a stool softener within 2 hours before or after taking any other medicines. Laxatives can keep other medicines from working correctly.

  • Make sure your doctor knows if you have any type of stomach or intestinal (bowel) problems. These may include diverticulitis, intestinal blockage, rectal bleeding, or moderate to severe stomach pain.

  • Tell your doctor if your constipation does not improve after using this medicine for 1 week.

  • Do not use this medicine within 1 hour after drinking milk or taking an antacid.

  • Before using this medicine, make sure your doctor knows if you have stomach pain, nausea, vomiting, or a sudden change in bowel habits.

  • Make sure your doctor knows if you cannot swallow the tablet without chewing.

  • Tell your doctor if your constipation does not improve after using this medicine for 1 week.

  • You should not give this medicine to a child under 6 years of age unless a doctor tells you to.

  • You may not see results for several hours after you have taken this medicine.

  • Stop using this medicine and call your doctor right away if you do not have a bowel movement in 12 hours, or if you have rectal bleeding.

Dulcolax side effects

Serious Side Effects

  • Skin rash

  • Weakness or tiredness

  • Confusion

  • Irregular heartbeat

  • Muscle aches

  • Sore throat

  • Skin rash

  • Nausea

  • Lightheadedness or fainting.

  • Nausea or vomiting.

  • Bleeding from your rectum.

  • Dark, tarry stools.

  • Sweating or seizures (especially in children or older adults).

  • Lightheadedness or fainting.

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

Less Serious Side Effects

  • Mild stomach cramps or discomfort.

  • Gas pains or bloating.

  • Mild stomach cramps or discomfort.

  • Sore throat

  • Nausea

  • Skin rash

  • Diarrhea or cramps

  • Burping

  • Nausea