Possible Clues:

• With the addition of a little tea this might be a diet for the army
• Regarding Enigmatist being only half-drunk: therapy's required
• Could that be a diet of mere gin?
• Such a diet needs a little tea added for the soldiers
• Course of diet, therapy
• Soldiers finally going for prescribed treatment
• Prescribed way of life like diet
• Prescribed system of diet and exercise - mere gin (anag)
• Government - course of treatment
• Merge in for prescribed way of life