Diovan Side Effects: Is anyone having severe coughing and anxiety? http://www.medications.com/effect/view/32606 Is anyone having severe coughing and anxiety? My mom is on 320 mg diovan and she has good days and bad days. So Fri, 01 Aug 2008 21:51:24 -0400 http://www.medications.com/effect/view/32606?item=10679 My mom is on 320 mg diovan and she has good days and bad days. Some symtoms but not all at one time are headaches, constant insomnia, sometimes anxiety attacks, muscle weakness and flu like symptoms. Spoke to her doctor and said to take a sleeping pill an http://www.medications.com/effect/view/32606?item=10679