From my own experience, doctors are not usually alarmed when liver enzymes are less than 2x elevated. Do you have past AST/ALT numbers to compare? Aza can cause liver enzymes to go up, but so could others on your list. Just make sure you keep checking your liver enzymes often.
July 2007 Drug-Induced Liver Injury
January 2008 Crohn's Ileitis
Enteral Nutrition, SCD, Omega-3 (Fish and Flax Oil), Folic Acid, Probiotics, Vitamin E, Psyllium