Colazal

Generic name: balsalazide [ bal-SAL-a-zide ]
Brand names: Colazal, Giazo
Drug class: 5-aminosalicylates

Medically reviewed by Drugs.com on Aug 4, 2023. Written by Cerner Multum.

What is Colazal?

The Colazal brand of balsalazide is used to treat mild to moderate active ulcerative colitis in adults and children who are at least 5 years old.

The Giazo brand of balsalazide is used to treat mild to moderate active ulcerative colitis in men who are at least 18 years old.

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

Colazal side effects

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Colazal may cause serious side effects. Call your doctor at once if you have:

• pain or burning when you urinate;

• worsening colitis symptoms--fever, stomach pain, cramps, or bloody diarrhea;

• kidney problems--little or no urinating, swelling, rapid weight gain;

• liver problems--upper stomach pain, loss of appetite, dark urine, clay-colored stools, jaundice (yellowing of the skin or eyes); or

• low red blood cells (anemia)--pale skin, unusual tiredness, feeling light-headed or short of breath, cold hands and feet.

Common side effects of Colazal may include:

• headache;

• mild or occasional nausea, vomiting, stomach pain, diarrhea;

• joint pain;

• fever; or

• cold symptoms such as stuffy nose, sneezing, sore throat.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Warnings

Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.

Before taking this medicine

You should not use Colazal if you are allergic to Colazal or mesalamine, or to aspirin or other salicylates (including Kaopectate, Pamprin, Pepto-Bismol, Tricosal, Trilisate, and others).

Tell your doctor if you have ever had:

• kidney disease;

• liver disease; or

• a stomach condition called pyloric stenosis.

Colazal tablets contain sodium. Talk to your doctor before using this form of balsalazide if you are on a low salt diet.

Tell your doctor if you are pregnant or plan to become pregnant. It is not known whether Colazal will harm an unborn baby. However, having active ulcerative colitis during pregnancy may cause premature delivery or low birth weight. The benefit of treating ulcerative colitis may outweigh any risks to the baby.

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

Colazal capsules should not be given to a child younger than 5 years old. This medicine tablets should not be given to anyone under 18 years old.

How should I take Colazal?

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

Colazal can be taken with or without food.

If you cannot swallow a capsule whole, open it and sprinkle the medicine into a spoonful of applesauce. Swallow the mixture right away. Medicine from the capsule may stain your teeth or tongue yellow/orange when mixed with food. Do not save the mixture for later use.

Call your doctor if your symptoms do not improve, or if they get worse.

Colazal is usually taken only for a short time (8 to 12 weeks). Follow your doctor's dosing instructions very carefully.

Store at room temperature away from moisture and heat.

What happens if I miss a dose?

Take the medicine as soon as you can, but skip the missed dose if it is almost time for your next dose. Do not take two doses at one time.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

What should I avoid while taking Colazal?

Follow your doctor's instructions about any restrictions on food, beverages, or activity.

What other drugs will affect Colazal?

Other drugs may affect Colazal, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell your doctor about all your current medicines and any medicine you start or stop using.

Further information

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Medical Disclaimer

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