A 24-year old female patient presents at your office complaining of side effects that began when she started using Patanol to treat her ocular allergies. She reports complete compliance with her eye drop administration. Which of the following symptoms is MOST likely associated with olopatadine (Patanol) use?
A) Headache
B) Tachycardia
C) Visual Hallucinations
D) Gasterointestinal discomfort
E) Depression