trying to stop spotting. help!

So I'm on the pill, taking it flawlessly. I've been spotting or having brown discharge and I desperately want it to stop. I'm going to see my BF that I haven't seen in almost 3 months. Is there a way to stop it. I read online that it could be because my hormones are too low, I've made an appointment at planned parenthood to go today to get a new pill pack and