Protected sterile injector with ready isotonic

A protected sterile injector with ready isotonic sodium chloride which provides drug dilution and administration in patient treatment services, contains isotonic sodium chloride liquid, includes at least one chamber having a hole for a medicament outlet, a piston connected to the chamber used to deliver the drug therein by providing the movement of the liquid inside the chamber, ajutage that is located on the upper part of the chamber hole, is the part that allows for attachable-detachable use and is suitable for the use of different needle tips, a gasket, which is connected to the upper part of the piston in the chamber, separating the liquid in the chamber and the empty space, at least one needle tip located in the outermost part of the chamber that provides the transfer of isotonic sodium chloride liquid to the drug, wherein the injector comprises a clamp connected to the outer part of the piston that prevents the involuntary outflow of the liquid in the chamber preventing the movement of the piston and ensuring the controlled use of the liquid.