Administration af oral kontraception 30 min. efter BYETTA påvirkede ikke AUC, men resulterede i en reduktion af Cmax for ethinylestradiol med 45%, og Cmax for levonorgestrel med 27- 41%, og en forsinkelse i tmax med 2- 4 timer pga. forsinket ventrikeltømning.
Administration of the oral contraceptive 30 minutes after BYETTA did not affect AUC but resulted in a reduction of the Cmax of ethinyl estradiol by 45%, and Cmax of levonorgestrel by 27-41%, and a delay in tmax by 2-4 h due to delayed gastric emptying.