Related Clues:

• To trouble
• Require aspirin, perhaps
• Have a bug, say
• Not feel so well
• Require a doctor
• Get feverish
• Feel punky
• Have caught something
• Suffer discomfort
• Be in bad shape
• Not do so well
• Trouble when leader vacates post
• Garlic, to Gerard
• Afflict — feel unwell
• Have sickness