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Co-codamol is a preparation of probably Codiene & Paracetamol
.Long term use of any drug will bring on its side effects:-
paracetamol can cause-leucopenia ;nausea ;vomiting ;rash;& finally liver damage
codiene causes -constipation;nausea;vomiting;drowsiness;restlessness;breathlessness;dizziness;&respiratory depression
please stay away from such drugs.