BIRMINGHAM, Ala. -Today an additional defendant pleaded guilty in a long-running investigation into a prescription drug-billing scheme involving a Haleyville, Ala.-based pharmacy, Northside Pharmacy doing business as Global Compounding Pharmacy. U.S. Attorney Prim F. Escalona, Federal Bureau of Investigation Special Agent in Charge Johnnie Sharp, Jr., U.S. Department of Health and Human Services, Office of Inspector General, Special Agent in Charge Derrick L. Jackson, Defense Criminal Investigative Service Special Agent in Charge Cynthia Bruce, United States Postal Inspector in Charge, Houston Division Adrian Gonzalez, and Internal Revenue Service-Criminal Investigation Special Agent in Charge James Dorsey announced the guilty plea.