<prompt> Common side effect of thiazolidinediones is:DysguesiaHypoglycemiaWater retention with weight gainAnemia  <response>: The adverse effects of thiazolidinediones are plasma volume expansion, edema, weight gain, headache, myalgia, mild anemia. They are used with utmost caution in people with CCF, nephrotic syndrome, cirrhosis of liver where edema is seen commonly REF.Essential of medical pharmacology K D TRIPATHI 6 Edition, Page No 270 