A number of non-infectious causes can result in diarrhea. These include lactose intolerance, irritable bowel syndrome, non-celiac gluten sensitivity, celiac disease, inflammatory bowel disease, hyperthyroidism, and a number of medications. In most cases, stool cultures to confirm the exact cause are not required.
Most dogs are first bred between the 10th and 14th day after the onset of proestrus. As long as the bitch will accept the male, mating every other day for a total of two or three matings is generally considered sufficient. However, signs of proestrus are not obvious in some bitches.
Answer:   You should wait until the dog is at least 2 years old.   http://www.k9web.com/dog-faqs/breeding.html   -Addendum-Though most dogs are recommended to wait â¦ 2 years from birth, females are fertile at 6 months. Breeding too young can cause defects and other problems.ou should take your female dog to a vet for an exam and any needed vaccinations. The vet will advise when your bitch can be spayed. Large dogs come into heat after 5 or 6 mos â¦ , toy dogs a bit later. Don't wait! Make that vet appt.