How often does a dog menstruate? Do you know why dogs menstruate?

Jul 26,2025
3Min

When does a dog menstruate?

In fact, every dog ​​has a different time of menstruation. This has a lot to do with your usual feeding. Generally speaking, many dogs are fed for the first time between 6 and 8 months old. However, if the dog eats dog food, it will most likely take 8 to 10 months for the first time. There is no way to determine this, and it also depends on the development of the dog. If a dog eats human food every day, or eats meat and eats, the relative time will be earlier.

The reasons why dogs menstruate

Every female dog will menstruate around 6 months old. The reason is that the puppy will start to go into heat at this time, which is a normal phenomenon. Generally, female puppies will have menstruation once or twice a year, and each period takes one to two weeks. It mainly occurs in winter and spring.

Symptoms of menstruation in dogs

1. The puppy’s vagina will be swollen and red liquid will flow out, but the amount is not large.
2. Puppies will often clean their own private parts and clean their surroundings.
3. The puppy will like to be in contact with the male dog at this time.

Solutions to dogs menstruating

1. When a dog is found to be menstruating, do not breed it for the first time when it is in heat. When going out, be careful not to be stared at by male dogs, and pay attention to hygiene and cleanliness. You can usually use a towel or wet paper towel to clean it.
2. Buy a pair of menstrual pants. If it is a small dog, you can use a human pad, and a large dog can use a sanitary napkin, so you don’t have to worry about making the house very dirty; or you can also use it for it. Disposable changing pads.
3. Dogs go into heat once or twice a year, each time for about 60 days, and the bleeding will last for a month. Different dogs have different physiques and the time will vary. It is normal for the peeing area to be swollen.
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