Common Side Effects

• According to the Mayo Clinic, side effects of Gengraf that are considered common but not serious include trembling, oily skin, headache and an increase in hair growth.
  
  

Serious Side Effects

• Serious side effects include the frequent urge to urinate, vomiting, fever, shortness of breath and tingling in the hands and feet. A patient experiencing these symptoms should contact a physician as soon as possible for further instruction.
  
  

Severe Side Effects

• Severe side effects that require immediate medical attention include blood in the urine, wheezing and flushing of the face.
  
  

Existing Medical Conditions

• According to PDRHealth, a patient should advise her physician of existing medical conditions such as high blood pressure, kidney problems or any form of cancer before taking Gengraf.
  
  

Drug Interactions

• Gengraf has the potential to adversely interact with radiation, coal tar and methotrexate.