There are many home therapies that you can do to reduce muscle pain and soreness after running.
Home Therapy to Reduce Muscle Pain & Soreness
Some of these home therapies for reducing muscle pain and soreness are icing, massaging, stretching and giving your body a complete rest.
Assuming you have not suffered a serious tear, the muscle soreness and pain from running is caused by accumulation of lactic acid. There is some evidence that deeping your lower body (from waist downwards) in cold water helps in flushing out the lactic acid.