than 80$. There are many that you should be able to get for around 10 bucks. As ocps have developed the doses of the estrogens have trended downward- the newer meds are going to be more expensive but most women can find one that is tolerable for much less than what you are paying.
If that doesn't work then check with your local health department, who will usually supply you with free or very inexpensive meds. If she has already been examined by her doctor they will often supply the meds after documentation that she has had the necessary tests by her own doctor- if not they will often hook her up.
Planned parenthood can sometimes help as well.