Hi Sir I Am Mohan I Have Done For Left

Hi sir I am mohan I have done for left side kidney open pyeloplasty surgery after 9 months I am consulting the doctor. He said little bit hydronephrosis is there and no problem for the kidney. After that I am talking little bit alcohol (beer) that is any problem for kidney please tell me sir. And again I am not consulted doctor. Alcohol (beer) will effect or not in my kidneys.