I Have A Female Pug That Is Bleeding And Has Lost Weight, What Could Be Her Problem?

Is your dog is in heat? Or recently given birth? These are 2 stages in dogs life when vaginal bleeding is considered to be normal. Vaginal bleeding other than these 2 condition can be due to some serious problems. If your dog is pregnant then vaginal bleeding can be start of miscarriage. Vaginal bleeding in dogs can be due to

1. Heat cycle
2. Postpartum
3. Cancer of urogenital tract
4. Trauma
5. Foreign bodies in vagina

Physical examinations and few diagnostic test are needed to diagnose the exact problem behind vaginal bleeding in your dog. This can be done by your vet. So, take your dog to vet.