<prompt> Which of the following drug when used with carbonic anhydrase inhibitors, will lead to development of renal stones?Valproic acidCarbamazepineGabapentinTopiramate  <response>: Topiramate can be dangerous as it may cause renal stone formation if used along with carbonic anhydrase inhibitors. Ref: Harrisons principles of internal medicine, 18th edition, Page: 3263, Table: 3699. 