In mild to moderate Nosie Phobia cases, there are some new Herbal and Nutraceutical supplements that can be added to behavior and environmental modifications.Ask your veterinarian if a natural supplement might be helpful for your dog.
Zylkene is a nutritional supplement for both dogs and cats which contains a natural product, derived from casein, a protein in milk. It is a molecule well known to promote the relaxation of newborns after breastfeeding. This supplement is easy to give even to cats as the capsule contents can be mixed in moist food.
A veterinary clinical research study was recently published showing benefit from the amino acid L-Theanine or Suntheanine. This amino acid is also found in green tea. It available as a veterinary product called Anxitane.