Possible Clues:

• A foreign well that's unwholesome
• Dangerous line a French PM adopts, foolhardy ultimately
• Not well disposed, finally Jeremy Hunt introduces remedy
• Maybe too much salt is dangerous
• Sick
• Left inside any hut, he adapted poorly
• Not in good condition, ill
• Ill, not wholesome
• Morbid
• Sickly - insalubrious