Prescription Required
IMPORTANT NOTE: A valid Prescription is required to be mailed or faxed to complete this order. I acknowledge that I will need to be contacted to complete a health profile before my order is shipped.
  • Delivery time is between 8-14 business days.
  • Express shipping may be available upon request;
Available 7 Days a Week


Express shipping

May be available opon request;

Lowest Price, Guaranteed

match price or beat it by 10% *

Life-Time Free shipping

Find out if you're eligible!

What is Colazal?

Colazal is a prescription medication that is used to treat mild to moderate ulcerative colitis. Colazal contains balsalazide and works by decreasing swelling in the colon and by affecting a substance in the body that causes tissue damage, inflammation and diarrhea.

Make sure to always read the patient information and instructions before using this medication. Always follow your doctor’s directions.

  • You can take Colazal with or without food.
  • If you struggle to swallow Colazal capsules, open the capsule and sprinkle the contents onto a spoonful of applesauce and swallow it immediately.
  • Colazal is typically taken for 8-12 weeks.


Tell your doctor and pharmacist:

  • About your drug and other allergies.
  • If you take any other prescription or over-the-counter medications.
  • Your medical history particularly of kidney disease, liver disease or pyloric stenosis.
  • If you are pregnant or planning pregnancy.
  • If you are breast-feeding.

You should also know:

  • Colazal capsules should not be used by anyone younger than 5. Colazal tablets should not be used by anyone younger than 18.

Side Effects of Colazal

Common side effects of Colazal include but are not limited to:

  • Headaches.
  • Cold symptoms including sore throat, sneezing or stuffy nose.
  • Joint pain.
  • Stomach pain or diarrhea.
  • Mild or occasional nausea or vomiting.

Get medical help if you have any of the following side effects of balsalazide.

  • Signs of worsening colitis such as stomach pain, cramps, bloody diarrhea or fever.
  • Painful or burning urination.
  • Signs of a kidney problem such as swelling, rapid weight gain or little or no urination.
  • Signs of a liver problem including dark urine, clay-colored stools, loss of appetite, jaundice or upper stomach pain.
  • Anemia symptoms including rapid heart rate, trouble concentrating, shortness of breath, lightheadedness or pale skin.
  • Symptoms of an allergic reaction such as difficulty breathing, hives or swelling in your face, lips or throat.


What should I do if I miss a dose of Colazal?

If you miss a dose of Colazal, you should take it as soon as you remember. However, if it is almost time for your next dose, then skip your missed dose.

What is the strength of Colazal?

Colazal is available in a strength of 750mg.

Real Customers, Trustworthy Reviews

Some frequently asked questions
A valid Prescription is required to be mailed or faxed to complete this order. I acknowledge that I will need to be contacted to complete a health profile before my order is shipped.

Your Lowest Price, Guaranteed

Our goal is to bring you the most affordable medication. If you find a lower price advertised by another website or your local pharmacy, we’ll match that price or beat it by 10% of the difference.* Call us at 1-877-385-5040 and a member of our CareTeam will be happy to assist you.

Call 1-877-385-5040
* Some exceptions may apply
Some exceptions may apply. To qualify for price matching, competitors must meet our standards for patient safety. Advertised prices must be for medication of the same type, strength, quantity, and form.

Get our newsletter

Health news and medication updates delivered right to your inbox.