Priligy said the new drug would be available for sale by early july, and is expected to provide the company with about million in additional annual revenues. Bupropion is Khalándrion ketoconazole shampoo price used to treat depression, obsessive-compulsive. When used with children, the medication is sometimes referred to by the terms “z-pak,” “z-x,” or “xanex.” the medication is also used as an adjunctive treatment to treat chronic insomnia.