Possible Clues:

• Without egg, suffers disease
• By the sound of it, so to die a defeated,'e's a complaint about the sugar
• Elizabeth interrupts Sadie broadcasting complaint
• Disease characterised by abnormally high blood glucose levels
• Disease treated by insulin
• Sound of awful insects carrying source of terrible disease
• Debate is about what costs NHS billions
• Disease — a side bet (anag)
• Debate is moving about illness
• Passes on without a risk of illness