3. history of intolerance or hypersensitivity to any component of the study medications,
4. wearing contact lenses during the study period, presence of current punctal occlusion,
5. pregnancy, lactating women, and children.
6. Additionally, patients were excluded if they were using any topical ocular or systemic medication that could be used for the treatment MGD or dry eye, including topical or oral antibiotics, topical cyclosporine A, topical or oral steroids, topical non-steroidal anti-inflammatory drugs, topical ocular allergy medications or artificial tears
