I Have Been On Prozac 20 Mg Since 2004 At

i have been on prozac 20 mg since 2004 at that time no generic as fluoxitine changes slightly by manufactuer it has caused ups down , tried several others as and many insurance deny , thru rhias time i consulted a internest who was able to generic me correctly , exception there is for my situation needs to continue with prozac 20 mg , i now pay 500$ a month ,just turned 65 , signed with united aarp , need a dr in my area to advocate as this is a tier 4 now , ely lily helped me at a time prior to healthcare .gov , now if prescription coverage is in they dont assist even though ins denies , i will have to pay full price , do you know the generic name that elly lilly came out with ? i can try to pursue a generic cllsest to original manufacturer thankyou