I dropped one on the floor and I had forgotten how toxic they are and I have her one. I donâ€™t know what to do. Will one grape hurt my dog? Sheâ€™s a Pitt Bull so sheâ€™s not a small dog. What should I do? Iâ€™ve tried making her vomit but she wonâ€™t hold still. Iâ€™m freaking out.