Electrical stimulation of auricular acupressure for dry eye: A randomized controlled-clinical trial

To evaluate the clinical efficacy of electrical stimulation (ES) of auricular acupressure on reducing the ocular symptoms and signs before and after treatment for dry eye. The inclusion criteria were the tear film break-up time (TFBUT) below 5 s and a Schirmer test-I below 5 mm in dry eyes with ocular symptoms for at least 6 months. Subjects were randomized into a treatment group (50 cases) with continuous low frequency ES under auricular...