Dimetridazole (Emtryl) 200 tablets provide a powerful solution for treating canker in birds. Each tablet is designed for individual treatment, with a recommended dosage of one tablet per day for three consecutive days. For prevention purposes, one tablet per day is recommended every three weeks if there has been an issue in the loft. This product is highly effective and easy to administer, making it a must-have for bird owners looking to maintain the health of their flock.