"We are disappointed to hear that Josh has violated Major League Baseball's Joint Drug Prevention and Treatment Program," the Dodgers said in a statement. "The Dodgers fully support MLB's policy toward eliminating performance enhancing substances from the sport and, as per the Joint Drug Program, we will have no further comment on this suspension."
Ravin, 28, has spent the season on the disabled list after breaking his left arm in a car accident this spring. He made his big league debut with the Dodgers last year, going 2-1 with a 6.75 ERA through nine relief appearances.
Chad Thornburg is a reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.