An administration system for delivery of a pharmaceutical composition to a patient has a delivery device configured to deliver a dose of the pharmaceutical composition to the patient and a notification device in communication with the delivery device. The notification device is configured to communicate information about a status of at least one property of the delivery device. The delivery device is a wearable automatic injector configured to be worn on the patient's skin. A delivery device of the present disclosure allows a user or patient to view the status of a container. For example, a delivery device of the present disclosure provides a simple and effective visual means of displaying fill confirmation and delivery confirmation.
