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Drug (Medication) Interactions for Glucosamine
None reported as of 10/08
Sulfa Drugs - Despite the similar name, there has been no
cross-reactions between sulfur drugs (such as some antibiotics like
Bactrim or Septra) and glucosamine and chondroitin sulfate. The
"sulfate" suffix listed after supplements like glucosamine and chondroitin
refers to sulfur salts, not sulfur that is bound into ring structure
of Sulfa Drugs. The characteristic benzene ring with a sulfanilamide
group is the probable culprit in Sulfa Drug allergy. This drug allergy
affects about 10-15% of the population.
To date, no person allergic to sulfur drugs has had a serious reaction
with the elemental sulfur in the supplements. Elemental sulfur is
a required nutrient in the body and is found in every cell. Furthermore,
virtually all foods we eat contain sulfur.
Coumadin (warfarin sodium) - Glucosamine and chondroitin
do not appear to effect blood clotting. Many people use these supplements
despite taking the "blood thinner" Coumadin.
There is a concern about unpure chondroitin products that contain
a cousin of chondroitin called dermatan sulfate. Dermatan sulfate
(sometimes erroneously called chondroitin B) can prolong bleeding
I believe the concern with prolonged bleeding is not well justified
with the recommended brands. Nevertheless,
it's important to let your physician know that you plan to use the
supplements. Your doctor may keep a closer eye on your blood tests
just to be sure. Not everyone responds the same way to drugs or
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90% of people who follow The Arthritis Cure treatment program don't need anti-inflammatories (like Aleve, Celebrex or Advil).
Dr. Theo warned people that these drugs, used first... read more