title: Systemic medications.
mesh_terms: D001767:Blinking / Q000187:drug effects; D003261:Contact Lenses; D005128:Eye Diseases / Q000139:chemically induced*; D006801:Humans; D009216:Myopia / Q000139:chemically induced; D013666:Tears / Q000187:drug effects / Q000378:metabolism; D014786:Vision Disorders / Q000139:chemically induced