Compare Delzicol vs. Colazal

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Treats ulcerative colitis and helps prevent flares.

Delzicol (mesalamine) effectively reduces symptoms of a flare for mild to moderate ulcerative colitis in both children and adults, but can cause burping and stomach discomfort.

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  • Delzicol (mesalamine) effectively treats ulcerative colitis flares.
  • This drug is often used as the first-choice treatment in adults and children.
  • If you have trouble swallowing the drug whole, the pill can be opened and you can swallow the tablets inside.
  • Can be used in children 5 years and older.
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  • Treatment dosage must be taken 3 times a day for a total of 6 weeks.
  • Can take a few weeks before you start to feel the effects.
  • Delzicol (mesalamine) is not available as a cheaper, generic form.
  • Combination therapy with oral and rectal forms may be needed for some people.
  • This form of mesalamine isn't used for maintenance, only to help reduce flare symptoms.
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Used for
  • Ulcerative colitis (Mild to Moderate)
  • Active
  • Ulcerative colitis
  • Remission maintenance
Dosage forms
  • Delayed-release pill
  • Pill
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Side effects
9possible side effects
  • Burping
  • Abdominal pain
  • Constipation
  • Dizziness
  • Runny nose
  • Back pain
  • Rash
  • Upset stomach
  • Flu syndrome
See more detailed side effects
The Colazal (Balsalazide) FDA package insert doesn’t have numbers about how common side effects are.
Risks and risk factors
  • Kidney problems
    • Preexisting kidney problems
    • Taking medications toxic to the kidney
  • Liver problems
    • Preexisting liver problems
    • Taking other medications toxic to the liver
  • Serious allergic reactions
    • Sulfasalazine reaction
  • Abnormal response to Delzicol (mesalamine)
See more detailed risks and warnings
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