Sept. 12th, 1850, was a horse that has had a cough for 9 months; dry cough, worse when at work; he seldom coughs when in the stable; he has had balls of various sorts, but is no better. Eight doses of Bryonia in a fortnight cured the cough, and the horse has been well ever since.
John Rush, School of Veterinary Medicine, Tufts University, North Grafton, USA. The Handbook of Veterinary Homeopathy, by John Rush, was published in 1854. Originally published in London by Jarrold and Sons. "The Homeopathic Treatment of the Horse, the Ox, the Sheep, the Dog and the Swine."