T??ng t? nh? codein, d??c ??ng h?c có th? ?óng vai trò trong vi?c ?c ch? h? th?n kinh trung ??ng. Tr? s? sinh có v? ??c bi?t nh?y c?m v?i tác d?ng c?a li?u nh? c?a thu?c gi?m ?au gây nghi?n.• Do not take for longer than directed by your prescriber as having dihydrocodeine consistently to get a long time can cause addiction.biliary spasm (ca