Spotting while taking birth control pill. What does this aim?

I've been on the pill for a really long time very soon and I am very biddable about taking it every light of day. I have a week moved out on this months pack but I have be spotting for the past couple of days. A few weeks ago I have this really sharp pain surrounded by my lower right abdomen that last for a few days. It was pretty constant and sharp for a while. Then it finally go away. I'm not sure if the two are related.
Answers:

Should i do it?

You could be getting some ovulating cramps or experiencing ovarian cyst pain. Both are honourably common. I'm going to bet on the a ovarian cyst torment. I would consult with your GYN if it continues or interferes next to your daily time.

Could loss of a period sort me infertile for life?

It is ordinary to have spotting when you are getting primed to start your cycle. The pain, powerfully, you may need to shift see your doctor about that.

How do you know when your ovulating?

if you hold been on the pill for a exceedingly long time your body may be becoming immune to it so now is the time to perchance change brands.the pains could be impulsive cramps and the spotting well explicitly totally normal but if it bothers you consider varying brands