Pet Poison Resources
If you suspect that your dog has ingested a toxic substance, your veterinarian will likely recommend you call Pet Poison Control in addition to bringing them in for treatment.
The following are resources to contact if you suspect your dog has ingested something harmful to them. There is an upfront charge to get information, so be prepared to have your credit card ready to give to the operator.
ASPCA Animal Poison Control: 888-426-4435
Pet Poison Helpline: 855-764-7661