Clomicalm Tablets, at 2 — 4 mg / kg / day (0.9 — 1.8 mg / pound / day) when used in conjunction with behavior training accelerated both the time to improvement and the final result of separation anxiety therapy compared to behavioral training alone. (drugs.com)
It can also occur when your pet is overrexcited or anxious as a result of separation anxiety. (1800petmeds.com)
You may need to enlist the help of a professional, especially if the barking is the result of separation anxiety or a fear of a certain stimulus. (professorshouse.com)