A lockout valve assembly of an implantable penile prosthetic includes a body and a lockout valve. The body is attachable between a reservoir and a pump of the implantable penile prosthetic. The lockout valve includes a core rotatably disposed inside the body, an inflation channel formed through a portion of the core, a deflation pathway separate from the inflation channel and formed through a diameter of the core, and a one-way check valve disposed in the deflation pathway of the core.