A controlled release pharmaceutical composition which comprises therapeutically effective amount of pregabalin or salts thereof as active ingredient, a hydrophobic release controlling agent and optionally other pharmaceutically acceptable excipients thereof. The system includes an enclosed and purged beam path for delivery the laser beam to a desired location such as the entrance port of the production line machine. The front panel and the rear panel of the pocket defines an interior space such that the interior space of the pocket is adapted for holding a catheter. A vehicle control interface actuates the vehicle controls in accordance with the left and right track speed setpoints. The system can also receive digital information representing drawings made by a remote user and a video stream of the remote user from the remote system. The washing arrangement includes a retractable scrubber bar arrangement that moves away from the application roller when the coating apparatus is in a coating mode of operation and is movable toward the application roller by way of brushes in a cleaning mode of operation.