The present invention provides both a continuous dose and a bolus dose of fluid or beneficial agent (26) to a patient. A source of fluid (26) is in fluid communication with a continuous flow path (290) for providing the patient with a continuous source of the beneficial agent (26). The source of beneficial agent (26) is also connected to a bolus dose apparatus (15) which provides patient control of a bolus dose of the beneficial agent (26), up to a preselected maximum.