1. DO NOT give human medication. Many anti-inflamitories such as Ibuprofen and Motrin can cause serious health issues for your pooch.
2. If you're 100% positive that it is a pulled/ strained muscle,...
Baby and infant aspirin. Gauge the dosage per your dog's weight. But just like for a child, too much is harmful, so don't be too liberal. Check with a vet, too. There may be an underlying reason for...