The former president of Edison-based Apogee Bio-Pharm was sentenced to prison Thursday after pleading guilty in August to participating in a $33 million prescription kickback scheme from 2017 to 2020, the United States District Attorney’s Office announced. Elan Yaish, 54, of Israel, was sentenced to three years in prison and required to pay $32 million in restitution and spend three years on supervised release. Authorities said Yaish was one of the co-conspirators that hatched a scheme to use marketing companies to persuade patients to try expensive prescriptions they didn’t need and then guid…