Is there a Planned Parenthood near you? Or anything like that? Free clinic? Their might be a way you can get some affordable and more reliable birth control.
Here is a link where you can put in your zip code and it will tell you how far the clinic is...
You will love being on birth control it's soo nice not to worry like that! But then again it's up to you because a lot of those hormonal BC methods aren't 100% free of side effects or other adverse effects on your body.