After an injury, Bree took a 350 mg pain pill. After 4 hours, her body had eliminated 50% of the medication and she took another 350 mg pill. Another 4 hours passed, and her body eliminated 50% of the medication still in her body, and Bree took another 350 mg pill. If this continues for many days, at what level will the medication in Bree’s body level off immediately after she takes each new pill?