Antimuscarinics: Concomitant usage of antimuscarinics or medicines with muscarinic action (e.g. atropine and a few antidepressants) may perhaps bring about a heightened danger of critical constipation which may cause paralytic ileus and/or urinary retention. you will be allergic to paracetamol or codeine, or any of one other elements of this https://bettersleepuk.com/product/codeine-phosphate-30mg/