A drug transfer adapter includes a body having a first end and a second end positioned opposite the first end, a transfer spike extending from the body and defining an opening, with the transfer spike configured to pierce a closure of a container, a connector extending from the body, and a securing member extending from the body. The securing member has a first side and a second side positioned opposite the first side, with the first side of the securing member including an adhesive surface configured to secure the body to a container.