What is Mesalamine: Uses, Warnings & Interactions

Updated Jan 13, 2021  •  Published Dec 30, 2020

Mesalamine overview

BRAND NAMES:

  • Pentasa, Apriso, Asacol, Asacol HD, Delzicol, Lialda

Generic Names:

  • Mesalamine

Uses:

  • Treats and prevents flare-ups of ulcerative colitis.

Therapeutic Classes:

  • Anti-Inflammatory, Gastrointestinal Agent

Forms:

  • Delayed Release Capsule, Long Acting Capsule, Tablet, Delayed Release Tablet, Coated Tablet

How it’s taken:

  • By mouth

What form(s) does Mesalamine come in

  • Delayed Release Capsule

  • Long Acting Capsule

  • Tablet

  • Delayed Release Tablet

  • Coated Tablet

What are common Mesalamine doses?

  • Tablet Delayed Release 1.2GM

  • Tablet Delayed Release 800MG

  • Bottle 500GM of

  • Bottle 60ML of 4GM

  • Box 30 Suppository

  • Capsule Delayed Release 400MG

Common Mesalamine prescriptions

  • Mesalamine
    60ml of 4gm bottle

  • Mesalamine
    30 suppository box

  • Mesalamine
    6 suppository box

  • Mesalamine
    400mg capsule delayed release

  • Mesalamine
    1.2gm tablet delayed release

  • Mesalamine
    800mg tablet delayed release

How to take Mesalamine

  • Carefully follow all directions if you are changing from one brand of this medicine to another brand. Different brands may have different instructions.

  • Part of the medicine may pass into your stools. Tell your doctor if this happens repeatedly.

  • Take your medicine as directed. Your dose may need to be changed several times to find what works best for you.

  • Keep using this medicine for the full time of treatment, even if you begin to feel better after a few days.

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

  • Delayed-release capsule or tablet: Take it on an empty stomach, at least 1 hour before or 2 hours after a meal.

  • Asacol® delayed-release tablet: Oral routeYou may take this medicine with or without food. Drink extra fluids so you will urinate more often and help prevent kidney problems.

  • Lialda® delayed-release tablet: Take with food.

  • Pentasa® extended-release capsule: You may swallow the capsule whole, or open the capsule and sprinkle the contents onto soft foods (including applesauce or yogurt). Swallow the mixture right away without chewing.

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

  • Missed dose: 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.

  • Asacol® delayed-release tablet: Oral routeYou may take this medicine with or without food. Drink extra fluids so you will urinate more often and help prevent kidney problems.

  • Carefully follow all directions if you are changing from one brand of this medicine to another brand. Different brands may have different instructions.

  • Keep using this medicine for the full time of treatment, even if you begin to feel better after a few days.

  • Lialda® delayed-release tablet: Take with food.

  • Part of the medicine may pass into your stools. Tell your doctor if this happens repeatedly.

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

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

  • Missed dose: 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.

  • Delayed-release capsule or tablet: Take it on an empty stomach, at least 1 hour before or 2 hours after a meal.

  • Take your medicine as directed. Your dose may need to be changed several times to find what works best for you.

  • Pentasa® extended-release capsule: You may swallow the capsule whole, or open the capsule and sprinkle the contents onto soft foods (including applesauce or yogurt). Swallow the mixture right away without chewing.

Mesalamine contraindications

  • This medicine is not right for everyone. Do not use it if you had an allergic reaction to mesalamine, an aminosalicylate, or salicylate medicine (including aspirin).

Mesalamine warnings

  • Tell your doctor if you are pregnant or breastfeeding, or if you have kidney disease, liver disease, heart disease (including a history of myocarditis or pericarditis), skin problems (including atopic dermatitis, atopic eczema), or a history of stomach problems (including blockage, pyloric stenosis). Tell your doctor if you had an allergic reaction to sulfasalazine.

  • This medicine may cause the following problems:Kidney problems (including kidney stones)Mesalamine-induced acute intolerance syndromeHeart problems (including myocarditis, pericarditis)Liver problems

  • Tell your doctor if you have phenylketonuria (PKU). The Apriso® extended-release capsules contain aspartame, which may cause unwanted effects in patients with this condition.

  • This medicine may make your skin more sensitive to sunlight. Wear sunscreen. Do not use sunlamps or tanning beds.

  • Tell any doctor or dentist who treats you that you are using this medicine. This medicine may affect certain medical test results.

  • Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.

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

Mesalamine interactions

  • Do not use Apriso® together with an antacid.

  • Some medicines can affect how mesalamine works. Tell your doctor if you are also using azathioprine, mercaptopurine, an antacid, or NSAIDs (including aspirin, celecoxib, diclofenac, ibuprofen, naproxen).

  • Tell your doctor if you have phenylketonuria (PKU). The Apriso„¢ extended-release capsules contain aspartame, which may be a problem for people who have PKU.

  • Carefully follow all directions if you are changing from one brand of this medicine to another brand. Different brands may have different instructions.

  • Your doctor will do lab tests at regular visits to check on the effects of this medicine. Keep all appointments.

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

Mesalamine side effects

Serious Side Effects

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

  • Blistering, peeling, red skin rash

  • Dark urine or pale stools, nausea, vomiting, loss of appetite, yellow skin or eyes

  • Decrease in how much or how often you urinate, difficult or painful urination, lower back or side pain

  • Bloody diarrhea, severe cramping, stomach pain, headache

  • Fever, chills, cough, stuffy or runny nose, sore throat, body aches

  • Fast, slow, or pounding heartbeat

  • Chest pain, trouble breathing

Less Serious Side Effects

  • Dizziness

  • Mild constipation, diarrhea, gas, nausea, vomiting, or stomach upset