Air Power Equine Cough Formula is an all-natural formula that stops coughing all day and relieves symptoms of allergies, roaring, heaves and strangles. Safe for use before competition - won't test. Also will not affect veterinarian treatment programs or counteract other products horse may be taking. Use as often as needed since ingredients are non-toxic and will not cause build up. Contains honey, apple cider vinegar, aloe vera, ethyl alcohol, menthol, lemon juice and oil of eucalyptus. Dosage: Liquid - 1/2 oz twice daily with oral syringe; Paste - 1 syringe orally.