Global Dac Dox-Tylan 100 gGlobal's Dox Tylan: Has a broad therapeutic effect and is the perfect remedy for the treatment of combined respiratory problems. Composition Doxycycline hyclate 20%, Tylosine tartrate 20% Symptoms of this problems: Picking of feathers, scratching head, red throat, yawning, inflamed third eyelid (especially in young pigeons), dirty noses, blue flesh, swollen heads, one eye cold, wet eyes, snot. Dosage: Mix 1 teaspoon to a gallon of drinking water: