Trouble getting pregnant after nexplonon?

Mariah • 25 | Proud mommy of 4 | Wife | Proverbs 3:25
Has anyone else had a hard time getting pregnant from being on nexplonon? Had it for about  2 1/2 years & has been removed for 11 months now, my cycle is finally regular but my doctor is still saying give the BC time to get out my system...