You need to take the dog to the Vet for an examination. If a puppy of eight weeks is throwing up that much you must quickly find out what the cause is. If it turns out to be a minor ailment the Vet will give you something to settle the dog's stomach.
Please let us know what the dianosis and progress is.
It is very important to make sure that was not oil based paint. If it was you still need to take the dog to the Vet and bring the paint with you. Oil Based paint is toxic and can be fatal when ingested by a dog.
The Content on this Site is presented in a summary fashion, and is intended to be used for educational and entertainment purposes only. It is not intended to be and should not be interpreted as medical advice or a diagnosis of any health or fitness problem, condition or disease; or a recommendation for a specific test, doctor, care provider, procedure, treatment plan, product, or course of action. MedHelp is not a medical or healthcare provider and your use of this Site does not create a doctor / patient relationship. We disclaim all responsibility for the professional qualifications and licensing of, and services provided by, any physician or other health providers posting on or otherwise referred to on this Site and/or any Third Party Site. Never disregard the medical advice of your physician or health professional, or delay in seeking such advice, because of something you read on this Site. We offer this Site AS IS and without any warranties. By using this Site you agree to the following Terms and Conditions. If you think you may have a medical emergency, call your physician or 911 immediately.