http://www.medications.com/se/Razadyne+ER Recent side effects for Razadyne ER Fri, 22 Jun 2007 20:56:38 -0400 http://www.medications.com/effect/view/21942 After taking Razadyne ER for two days my mother became dizzy, fell, and had speech impairment that put her in the hospital for 5 days. All the tests done came back fine, but because she had a pace maker and was only one baby aspirin she was given coumain. http://www.medications.com/effect/view/21942