In oblivion how can you become a vampire again if so how

Two ways: Have the vampire in the Cheydinhal Dark Brotherhood outpost give it to you; or contract it from a vampire by being attacked. hey this is obliviongirl223 here and i need help what if u already contracted the disease and i waited 3-4days and nothing happend after i slept what is going on? if you are a redgaurd the only way you can contract the disease in by going into the darkbrother hood and get it given to you after a while.