carolyn son john is here. >> she runs a migraine support group. many of her fellow members suffer from headaches they are forced to turn to powerful medications. >> the majority of them, migraine patients in our group have used opiates and stronger medications because they are not being controlled with standard medications. >> according to the national headache foundation, more than 20% of migraine suffers use medications containing opiates. >> this heavy duty pain medication knock people out. so basically once you know you need to take that, the rest of your day >> n gone. >> now, a study published by a bay area researcher is suggesting that one of most common medicines may be able to help many migraine sufferers. the drug is aspirin. it's high dosage variety is administered in liquid form through an i.v.. >>> it's not used in the u.s. a as far as i know. >> a director of headache researcher and research covered 150 people and two-thirds showed decrease in pain when given aspirin. the treatment is now routinely used in europe s offers several adv