ADVERSE REACTIONS The most frequent adverse experiences reported with the use of LIVOSTIN™ 0.05% (levocabastine hydrochloride ophthalmic suspension) were mild, transient stinging and burning (29%) and headache (5%). Other adverse experiences reported in approximately 1-3% of patients treated with LIVOSTIN™ were visual disturbances, dry mouth, fatigue, pharyngitis, eye pain/dryness, somnolence, red eyes, lacrimation/discharge, cough, nausea, rash/erythema, eyelid edema, and dyspnea.