The reasons why a puppy may bleed black water after more than 50 days of pregnancy: 1. It may be caused by the rupture of the amniotic fluid, indicating that the puppy is about to give birth. 2. It may indicate that the uterus has become diseased, and it may be uterine infection caused by fetal death. 3. It is possible that the female dog is pseudopregnant and pus is leaking out due to pyometra.

Solutions for puppies with black water that are more than 50 days pregnant:

1. Black water with puppies that are more than 50 days pregnant may be caused by the rupture of amniotic fluid. The dog is about to give birth. The pregnancy time of a female dog is generally about 60 days. When this happens, the owner needs to be prepared to give birth to puppies. The owner can give the puppy some food before giving birth to ensure physical strength, prepare changing pads, towels, etc., and take measures to keep the puppies warm.

2. It may indicate that the uterus has become pathological changes, which may be due to uterine infection caused by fetal death. In this case, B-ultrasound and other inspection methods should be used to scan the dog’s uterine horns. If the fetus dies, you must consider whether to perform artificial abortion. This situation is relatively critical and you should be sent to the hospital for examination as soon as possible and receive timely treatment. Otherwise, if the dead fetus is not expelled for a long time, danger may occur.

3. It is possible that the female dog is falsely pregnant, and pus is flowing out due to pyometra. Generally, this situation requires surgical removal of the uterus and systemic anti-inflammation.