"i got it on 5/20/14-present . the  effectiveness is great. the 1st month was a 3 week light period and after that no period for 6 months but did get a light spotting period that lasted about 3 days the max. my side effects was i would get emotional and very sensative but i am not sure if its the implanon because either way i am a sensative person. i immediately gained 30 lbs. in less than 4 months. that&#039;s a lot! now i weight like 180 lbs. thats a lot for a 5&#039;2 women thats 23 yrs. old. i went to the gym and did dieting during that time. but after going for 3 months , 6 times/week and 1 hr . i saw no results it was 176 and 180 like a yo-yo. 



i was upset. stoped going. had low or no sex drive. developed hypothyroidism."