A man who posed as his twin brother to get drugs from a clinic has been bound to the grand jury on prescription fraud charges.The suspect, Caleb Dennis, 34, waived his right to a preliminary hearing before General Sessions Judge Bill Locke and was bound to the grand jury on three counts of prescription fraud. He had his bond reduced to $25,000 during his short appearance before the court.His charges come after he entered McMinnville Medical Consultants on three occasions in January through March and saw a doctor. During his visits, he signed in as his twin brother.