Generic Name: Mesalamine

  • What is Asacol?

    Asacol tablets are used to treat mild or moderately active ulcerative colitis and for the maintenance of remission of ulcerative colitis (inflammation of the inner lining of the colon and rectum).

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

    You should have your kidney function evaluated prior to beginning Asacol therapy and periodically throughout treatment.

    If tablets are repeatedly seen in the stool, stop the medication and contact your doctor.

  • Who should not take Asacol?

    Do not use Asacol if you have a hypersensitivity to salicylates such as aspirin or to any of the components of the Asacol tablet.

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

    Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Asacol. Also, talk to your doctor about your complete medical history, especially if you have kidney impairment, kidney disease, or liver disease.

  • 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.

    Mildly or Moderately Active Ulcerative Colitis

    Adults: The usual dose is two 400-milligram (mg) tablets three times a day for a duration of 6 weeks.

    Maintenance of Remission of Ulcerative Colitis

    Adults: The recommended dosage is 1.6 grams daily, in divided doses.

  • How should I take Asacol?

    Swallow the tablets whole and take with a meal.

  • What should I avoid while taking Asacol?

    Do not break or chew the tablets. Chewing them breaks the special outer coating.

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

    If Asacol is taken with certain other drugs, the effects of either could be increased, decreased, or altered. Always check with your doctor before combining Asacol with other medications.

  • What are the possible side effects of Asacol?

    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: headache, abdominal pain, nausea, bloody diarrhea, pain (back, joint, muscle, or chest), swelling of extremities, rash, itching, pink eye, fever.

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

    The effects of Asacol 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 Asacol?

    If you miss a dose, take the next dose as usual. Do not take two doses at once.

  • How should I store Asacol?

    Store at room temperature in a cool, dry place. Keep away from sunlight and heat.

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