What is The Magic Bullet? Uses, warnings & side effects

Updated May 14, 2025  •  Published Dec 30, 2020

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The Magic Bullet overview

BRAND NAMES:

  • 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 occasional constipation by making bowel movements regular. Also treats constipation after surgery or childbirth.

Therapeutic Classes:

  • Laxative, Stimulant

Forms:

  • Suppository

How it’s taken:

  • Into the rectum

What is The Magic Bullet 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 The Magic Bullet come in?

  • Suppository

What are common The Magic Bullet dosages?

  • Box 10 Suppository

  • Box 100 Suppository

How to take The Magic Bullet

  • 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.

What to do if you miss a dose of The Magic Bullet

  • 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.

The Magic Bullet contraindications - Who shouldn't take The Magic Bullet?

  • 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.

The Magic Bullet warnings

  • 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.

The Magic Bullet interactions & what to avoid when taking The Magic Bullet

  • 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.

The Magic Bullet side effects - How does The Magic Bullet make you feel?

Serious Side Effects

  • Lightheadedness or fainting.

  • Nausea or vomiting.

  • Bleeding from your rectum.

  • Dark, tarry stools.

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

Less Serious Side Effects

  • Gas pains or bloating.

  • Mild stomach cramps or discomfort.

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