Portable drug mixing and delivery device and associated methods

A dual chamber medication mixing device comprising:

• a housing containing a first chamber and a second chamber;
• a first medicament component provided in the first chamber, wherein the first medicament component being provided in liquid form;
• a second medicament component provided in the second chamber, the second medicament component being dry and including an opioid antagonist compound;
• a valve assembly being disposed between the first chamber and the second chamber, the valve assembly being configured to selectively allow fluid communication between the first chamber and the second chamber;
• a user operable mixing system having an actuator component configured to manipulate the valve assembly;
• and
• a first displacement mechanism, the first displacement mechanism being configured to cause movement of the first medicament component from the first chamber into the second chamber, thus causing the first medicament component and the second medicament component to mix thus resulting in a mixed medicament compound.