Quietex is an all-natural calming formula for use in race, show and performance horses. Works in just 2 hours. Contains no l-tryptophan. Ideal for use before competition, training, trailering, shoeing, crowds, vet visits and stressful situations. Keeps horse alert without anxiety. Contains ignatia amara, valeriana officinalis, saccharinate, methyl paraben, propyl paraben and aqueous gelatin. Dosage: 1 paste syringe orally 2 hrs prior to event or as race track officials allow. For transporting horses, administer 1 paste syringe 2 hrs prior to loading and repeat every 8 hrs if transporting is prolonged. Not for sale in CA