Tomlyn Relax & Calm Chicken Flavor Medium & Large Dog Supplement is a specially formulated supplement in a great tasting chew. Contains chamomile, ginger, and highest levels of L-tryptophan to soothe your pet in a convenient travel-ready bag. Great for travel, separation, storms, motion sickness, tension and loud noises. Veterinarian behaviorists affirm that behavior issues are the single biggest pet owner complaint. Calms naturally, without causing excitation or sedation, with proven ingredients.