Don't visit him. Purchase prescription drugs by generic names rather than brand names. Buy drug items from discount stores where they are less expensive. If you smoke, stop. You'll eliminate heart, lung, circulatory problems.
Excessive alcohol is bad for anyone.
Cut down or stop drinking entirely. By law, all aspirin is the same. So always buy the cheapest brand. If your doctor writes a prescription for a brand name drug, ask the pharmacist to substitute a less expensive generic drug. Check public health centers in your area.