Hey, currently on the nexplanon implant birth control on my 2nd year and for these past few months i've had period either every other week or periods lasting as long as 2 weeks . this june i have experienced fatigue and nausea before each period began and

Nexplanon: You should have been counseled that the major side effect of progesterone only contraception is abnormal bleeding. This could be bleeding every day or no bleeding at all or anything in between. The bleeding pattern you describe,especially with early use, could be entirely normal. Keep a menstrual calendar to follow your pattern as one is developed. You may indeed have more bleeding than clear days