Canasa Pac (rectal)

Generic name:mesalamine (rectal) [ me-SAL-a-meen ]
Brand names: Canasa, Canasa Pac, Rowasa, sfRowasa
Drug class:5-aminosalicylates

Medically reviewed by Drugs.com on Feb 26, 2021. Written by Cerner Multum.

What is Canasa Pac rectal?

Canasa Pac is used to treat ulcerative colitis, proctitis, and proctosigmoiditis in adults.

Canasa Pac may also be used for purposes not listed in this medication guide.

Warnings

Call your doctor at once if you have severe stomach pain, cramping, and bloody diarrhea (may occur with fever, headache, and skin rash).

Before taking this medicine

You should not use Canasa Pac if you are allergic to Canasa Pac, aspirin, sulfasalazine, or salicylates (such as Disalcid, Doans Pills, Dolobid, Kaopectate, NuprinBackache, Pepto-Bismol, Tricosal, Trilisate, and others).

Tell your doctor if you have ever had:

• a skin condition such as eczema;

• a kidney stone or kidney disease;

• asthma or sulfite allergy; or

• liver disease.

If you are breastfeeding, tell your doctor if you notice diarrhea in the nursing baby.

How should I use Canasa Pac rectal?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Use the medicine exactly as directed.

Do not take a rectal suppository or enema by mouth. Use it only in your rectum.

For best results, use Canasa Pac at bedtime. Try to empty your bowel and bladder before using rectal medicine. Read and carefully follow any Instructions for Use provided with your medicine.

Wash your hands before and after using rectal medicine.

Remove the wrapper before inserting the suppository. Avoid handling the suppository too long or it will melt. Lie on your back with your knees up toward your chest. Gently insert the suppository into your rectum about 1 inch, pointed tip first.

Stay lying down for a few minutes while the suppository melts. You should feel little or no discomfort. Avoi...