
1) Diclofenac sodium 2) Nsaid 
Found on 
https://www.crosswordclues.com/clue/voltaren

A drug that is used to treat the symptoms of rheumatoid arthritis and is being studied in the prevention and treatment of some types of skin cancer. It blocks substances that cause inflammation and pain. It may also prevent the growth of new blood vessels that tumors need to grow. It is a type of cyclooxygenase inhibitor, a type of nonsteroidal ant...
Found on 
http://www.cancer.gov/dictionary?expand=V
  No exact match found.