Glucosamine Interactions
In theory, glucosamine may increase the risk of bleeding when taken with drugs that increase the risk of bleeding. Some examples include aspirin, anticoagulants ("blood thinners") such as warfarin (Coumadin®) or heparin, anti-platelet drugs such as clopidogrel (Plavix®), and non-steroidal anti-inflammatory drugs such as ibuprofen (Motrin®, Advil®) or naproxen (Naprosyn®, Aleve®).
glucosamine interactions with Herbs
and Dietary Supplements
In theory, glucosamine may decrease the effectiveness of herbs or supplements that lower blood sugar levels. Caution is advised when using herbs or supplements that may alter blood sugar.
Based on limited human study, side effects of glucosamine may be increased when used at the same time as diuretic herbs or supplements.
In theory, glucosamine interactions may increase the risk of bleeding when taken with herbs and supplements that are believed to increase the risk of bleeding
There are preliminary reports that use of glucosamine with vitamin C, bromelain, chondroitin sulfate, or manganese may lead to increased beneficial glucosamine effects on osteoarthritis. Simultaneous use with fish oil may have additive beneficial effects in the treatment of psoriasis, based on preliminary research.


