About glucosamine sulfate
Aminosaccharide supplement
Used for
- Used for osteoarthritis symptoms, especially knee pain; benefit is uncertain.
Usual adult dose
Commonly 1,500 mg by mouth once daily; dosing varies by product.
Common side effects
- Nausea or indigestion
- Diarrhea or constipation
- Headache
- Skin rash
Important warnings
- Evidence of benefit for osteoarthritis is mixed.
- Use caution with shellfish allergy; some products are shellfish-derived.
- May raise blood sugar in some people.
- May increase bleeding risk with warfarin.
Pregnancy
Safety is not established; use is generally avoided during pregnancy.
Breastfeeding
Safety is not established; use is generally avoided while breastfeeding.
Interactions
- Warfarin and other anticoagulants may increase bleeding risk.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.