In addition to his extensive experience in drug development for gastrointestinal and CNS conditions, Dr Klein has been involved in developing drugs in a number of other therapeutic areas. For example, for one and a half years he served as Acting Medical Director of Cytran, Inc., a biotechnology company inKirkland, Washington devoted to developing small peptides for the treatment of cancer

Following is a summary of some of the other therapeutic areas in which he has had direct drug development experience:

• oncology
  
• virology
  
• diabetes
  
• cardiology
  
• acute pain
  
• chronic pain
  
• sexual dysfunction
  
• anesthesiology