Suggest Medication For Severe Pain In Breast Due To Growth On Breast

Hi, I have a friend who has a breast growth on her breast. She says it's pusses out and has a bad oder that makes her want to barf. it's also very painful. She went to the doctor and they sent for her to get a sonagram and mammogram. But she is deep pain and has to wait till next Friday. What is wrong and how she deal with the pain till then?