Introducing the Horizon III wearable micro-pump, a significant advancement in wearable drug delivery technology. It simplifies the self-administration of subcutaneous medication with a patient friendly, attach-and-go infusion system. The system is composed of a reusable micro pump and a disposable drug reservoir with an integrated soft cannula injector. Horizon III offers a unique platform for differentiating combination pharmaceuticals by enhancing the patient experience, providing flexibility in drug delivery, and reducing costs. This model features a more sustainable, user-friendly design with simple operation steps and a soft cannula injector for added comfort. The prefill capability, flexible platform and small, lightweight design make it an ideal device to deliver a wide range of drug formulations, including large-volume and viscous pharmaceuticals.