Dual-chamber syringe with dual-lumen intravenous set

A dual-chamber syringe, comprising:

• an end wall comprising a channel;
• a primary plunger comprising a primary stopper, the primary stopper forming a primary chamber with the end wall;
• a secondary plunger in mechanical association with the primary plunger, the secondary plunger comprising a secondary stopper, the secondary stopper forming a secondary chamber with the primary stopper;
• a primary nozzle extending from the end wall, the primary nozzle in fluid communication with the primary chamber;
• a secondary nozzle extending from the end wall, the secondary nozzle in fluid communication with the secondary chamber;
• and
• an O-ring configured to isolate the primary nozzle from the secondary chamber in a pre-flushing state and to permit fluid communication between the secondary chamber and the primary nozzle via the channel in a post-flushing state.