DONA™ Frequently Asked Questions

• What is DONA™?

• What is Glucosamine Sulfate?    

• Is the original Glucosamine Sulfate contained in DONA™ different from other glucosamine products?  

• Does glucosamine hydrochloride have the same effects of the original Glucosamine Sulfate contained in DONA™? 

• What is the mode of action of DONA™? 

• What is the role of sulfate ions and why is it preferable to administer Glucosamine Sulfate rather than other glucosamine salts, such as glucosamine hydrochloride? 

• What was the clinical development of DONA™? 

• What is the effect of DONA™ on the signs and symptoms of osteoarthritis?

• Does DONA™ have any effect on the progression of osteoarthritis? 

• Is DONA™ a safe product?

• What may be the few and mild adverse reactions of DONA™? 

• What is the optimal treatment duration with DONA™? 

• Does Glucosamine Sulfate impairs glucose metabolism and/or is contraindicated in diabetic patients? 

• DONA™ contains sodium: is it contraindicated in hypertension? 

• Can DONA™ cause allergic reactions and/or is it contraindicated in subjects allergic to seafood? 

• Are there any interactions with other drugs when using DONA™? 

• Can DONA™ be combined with non-steroidal anti-inflammatory drugs (NSAIDs)? 

• Why chondroitin sulfate is combined with glucosamine-derived compounds in some dietary supplements? Is there a rationale to administer both Glucosamine Sulfate and chondroitin sulfate? 

These statements have not been evaluated by the Food & Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.