Oral Pilocarpine in the Treatment of the Dry Eye of Patients With Sjogrens Syndrome

Inclusion Criteria: * Patients with Sjögren's syndrome, both in primary and secondary forms, whose diagnoses were established according to the criteria defined by the - American-European Consensus for the diagnosis of Sjögren's syndrome. * Patients with the secondary form of the syndrome, collagen disease considered controlled by a rheumatologist, before the start of the trial and stable until the end of the study. * Systemic therapy instituted up to two months before the beginning of the protocol. * Literate patients. * Signature of the informed consent form Exclusion Criteria: * Eye or eyelid surface disease not attributed to Sjogren's syndrome. * Temporary or permanent occlusion of tear points. * Use of contact lenses. * Use of systemic medication that is known to influence tear flow. * Need to modify the systemic treatment of the underlying disease during the trial. * Pregnancy or breastfeeding. * Known hypersensitivity reaction to pilocarpine hydrochloride. * Severe cardio-pulmonary disease.