There have been no reports of significant drug interactions of Glucosamine with antibiotics/ antidepressants/ antihypertensives/ nitrates/ antiarrythmics/ anxiolytic/ hypoglycemic agents/ antisecretives. But decreased absorption of Diacerein with aluminium and/ or magnesium hydroxide antacids. Increased risk of diarrhea with laxatives, antibiotics. Avoid co-administration with fibres and phytic acids.