Daca utilizati Tramadol Retard impreuna cu medicamente care fight durerea continand buprenorfina, pentazocina sau nalbufina, efectele Tramadol Retard de ameliorare a durerii pot fi reduse.It always is available in its hydrochloride hemihydrate salt form; in this way it is highly soluble in water, ethanol and dichloromethane and appears to be a whit