may cause intermittent spotting or bleeding but not bleeding after intercourse
. The nature of the bleeding being brown suggests that it could be an old bleeding or irregular endometrial shedding as a result of the hormonal
imbalance.The effect of the implant may dwindle in the third year, especially when a person is overweight
. You should get a physical exam with a gynecologist to exclude the cause of the spotting and get further suggestions. Take care.