In addition to itâs life threatening side effects, Accutane has been one of the most profitable drugs on the market. It has brought in over $700 million a year for the Swiss companyâs creator with 12 million people worldwide having taken it.
1 Doctors who specialize in liver diseases (hepatologist) 2  Doctors who specialize in stomach and intestinal diseases (gastroenterologist) 3  Doctors who specialize in infectious disease.  Nurse practitioners whose practice concentrates on people with liver diseases.
What is a Vein Doctor Called? A varicose vein doctor is called a phlebologist. A phlebologist is a physician specializing in diseases of venous origin, such as varicose veins. As explained in the PBS special below, phlebology is the study of venous problems.