Prozac is used to treat Anxiety, Autism, Seasonal Affective Disorder. The generic version is called Fluoxetine hydrochloride. The average Prozac cash price is about $200.67 for a supply of Capsule 20 MG 30 pcs. You can reduce your Prozac cost by up to 75% with our free Prozac discount card. Bring it to a participating pharmacy near you to save on your prescription medication.