What is the best way to rehab a hamstring?

RICE. Rest ice compress elevate. Antiinflammatories can help as well.
Rest and stretching. Other modalities include anti-inflammatory medicines and physical therapy. If you have bruising associated with your injury, you may have torn the muscle, and should seek medical care for an appropriate work up.

Related Questions

What is the best way to rehab a hamstring injury?

compression bandage to minimize intra muscular bleeding. Early mobilization of the injured lower limb is vital for the correct rehabilitation of the muscle (rx pain) + include stretching and strengthening exercises throughout the pain free range. These can aid with decreasing the swelling in the area. + sports med doc. Read more...
Rest then exercise. First you need a period of rest to let it heal, followed by an exercise program to help strengthen the injured muscle. Read more...