A patient has been receiving an aminophylline (xanthine derivative) infusion for 24 hours. The nurse will assess for which adverse effect when assessing the patient during the infusion? a CNS...

A patient has been receiving an aminophylline (xanthine derivative) infusion for 24 hours. The nurse will assess for which adverse effect when assessing the patient during the infusion? a CNS depression b Sinus tachycardia c Increased appetite d Temporary urinary retention