You should get advice from your local vet because vomiting in dogs can be due to underlying problems. Loss of appetite is one of the signs of labor in dogs. Other signs are reduction in the rectal temperature below 100 F, agitation, restlessness and pacing and nesting behavior.
Pregnancy in dogs can be 63-66 days. If your dog is having above mentioned signs then she can deliver within 8-48 hours. If she is not showing these signs then take her to vet because vomiting can cause electrolyte imbalance.
You should also get help from the vet for whelping if you are not a professional breeder. Delivery in dogs can be difficult and complicated and should be handled by profession and vets are professional as for as their job is concerned. So, take your dog to vet.
Pregnancy in dogs can be 63-66 days. If your dog is having above mentioned signs then she can deliver within 8-48 hours. If she is not showing these signs then take her to vet because vomiting can cause electrolyte imbalance.
You should also get help from the vet for whelping if you are not a professional breeder. Delivery in dogs can be difficult and complicated and should be handled by profession and vets are professional as for as their job is concerned. So, take your dog to vet.