Severe coughing but no cough non stop coughing

Patient: Hello,these last few months i have been suffering from severe coughing which is continuous and non stop and excruciating pain,i am a daily consumer of MARIJUANA which i consume in big doses,is that causing the coughing because it’s not even dry cough which cleared long back from having syrup and antibiotics,so the only possible cause remains is pot,is that causing this?If so what should i do?

Doctor: