The Rx menu of the Precsription window provides access to additional prescription options.

• Multiple Plaques... - opens a dialog sheet in which you can enable a treatment plan that uses multiple plaques.
• Multiple Tumors... - opens a dialog sheet in which you can enable a treatment plan that has multiple tumors.
• Common Schedule - Changes to a plaque's implant date and time schedule are propagated to all other plaques. Common vs independent scheduling can be customized as a startup preference Dates setting.
• Independent Schedules - Each plaque maintains its own implant schedule.