Related Clues:

• Dose deliverer
• Allergenic opener
• Sticker, briefly
• Booster shot shooter, e.g.
• Needle, informally
• Syringe, for short
• RN's device
• Insulin deliverer
• "Allergenic" opener
• Hosp. sticker?
• Sticker, for short
• Doc's shot provider
• Hospital sticker
• Shot deliverer
• Something an aichmophobe fears, briefly