Opioid analgesic are not used for management A diarrhoea B cough C hypertension D severe pain
Opeoids are not used to treat hypertension so The right answer is C. Opioids (codeine) causes suppression of cough reflex so used for treatment of cough. Diphenoxylate and loperamide used as anti-diarrheal agents. Morphine used for sever pain.