Patient/caregiver was instructed upon mechanism of action of tizanidine as follows: Nerve impulses travel from the brain and spinal cord (central nervous system) along the nerves to the muscles. Upon conduction to the muscles, these impulses cause the muscle to contract. Neurotransmitters are chemical messengers that are synthesized in the body and help the nerve cells to communicate with each other in conducting or inhibiting the nerve impulse. These chemicals can have multiple roles and [...]