Yes, there are chances that your dog may go to deliver puppies very soon because milk is produced during advance stages of the pregnancy in dogs. Now you should wait for the signs of labor in your dog. These signs appear 6-24 hours before start of whelping in dogs. These signs are
- Restlessness and pacing
- Loss of appetite
- Agitation
- Reduced rectal temperature below 100 F
- Nesting behavior
- Licking of genitalia