On nexplanon for 1.5 yrs noticing chanes recently

Kimberly
I've been able to express colostrum from one breast, I used to spot all the time and now haven't for 3 weeks, my uterus feels achy and I've been drinking/craving more water than normal. My cycle is irregular. Idk whats going on. Any ideas took 2 prego tests both were neg.