Health Guide


What is it?

Chondroitin is a dietary supplement used to treat arthritis, dry eyes, and bladder pain. It may also be used to treat lower jaw pain (called TMJ).

Other names for chondroitin include: CDS, CSC, and CSA.

Ask your doctor, nurse, or pharmacist if you need more information about this medicine or if any information in this leaflet concerns you.

Before Using:

Tell your doctor if you

  • are taking medicine or are allergic to any medicine (prescription or over-the-counter (OTC) or dietary supplement).
  • are pregnant or plan to become pregnant while using this medicine.
  • are breastfeeding.
  • have an allergy to shellfish and shellfish products.
  • have asthma. Your asthma may get worse if you take chondroitin.
  • have any other health problems, such as high blood pressure or heart or blood vessel disease.


Talk with your caregiver about how much chondroitin you should take. The amount depends on the strength of the medicine and the reason you are taking chondroitin. If you are using this medicine without instructions from your caregiver, follow the directions on the medicine bottle. Do not take more medicine or take it more often than the directions tell you to.

To store this medicine:

Keep all medicine locked up and away from children. Store medicine away from heat and direct light. Do not store your medicine in the bathroom, near the kitchen sink, or in other damp places. Heat or moisture may cause the medicine to break down and not work the way it should work. Throw away medicine that is out of date or that you do not need. Never share your medicine with others.

Drug and Food Interactions:

Chondroitin may interact with other medicines you may be taking. Talk with your doctor, pharmacist, or nurse before taking chondroitin with any other medicine.


  • Before taking chondroitin, tell your doctor if you are pregnant, breastfeeding, or have asthma.
  • This medicine contains products made from shellfish. If you are allergic to shellfish, such as shrimp, crab, lobster, or crayfish (crawdads), check with your doctor first before deciding to take this medicine (6).

Side Effects:

Call your doctor right away if you have any of these side effects:

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

Other Side Effects:

This medicine may also cause other side effects. Tell your doctor if you have side effects that you think are caused by this medicine.


1. Busci L & Poor G: Efficacy and tolerability of oral chondroitin sulfate as a symptomatic slow-acting drug for osteoarthritis (SYSADOA) in the treatment of knee osteoarthritis. Osteoarthritis Cartilage 1998; 6(supplement A):31-36.

2. Morrison LM & Enrick NL: Coronary heart disease: reduction of death rate by chondroitin sulfate-A. Angiology 1973: 24(5): 269-287.

3. Tallia A & Cardone D: Asthma exacerbation associated with glucosamine-chondroitin supplement. J Am Board Fam Pract 2002; 15(6):841-848.

4. Uebelhart D, Thonar E & Delmas P: Effects of oral chondroitin sulfate on the progression of knee osteoarthritis: a pilot study. Osteoarthritis Cartilage 1998; 6 (supplement A):39-46.

5. Verbruggen G, Goemaere S & Veys E: Chondroitin sulfate: S/MOAD (structure/disease modifying anti-osteoarthritis drug) in the treatment of finger joint OA. Osteoarthritis Cartilage 1998; 6(suppl A): 37-38.

6. Product Information: Glucosamine hcl chondroitin sulfate oral tablets. Puritan's Pride, Bohemia, NY, 2006.

Last Updated: 7/4/2018
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