Wait for 10 days. Spaying is a surgical process that vets perform on dogs to stop breeding. The vet advises bathing their dog 14 days after spaying. Dogs can open their incisions while licking their body. In general, you should wait two weeks before you give your dog a proper shower. Dogs often lick their fur to clean while bathing; they can also lick incisions that are unsafe. Since, during the healing process, your dog's incision can open.