Related Clues:

• Inducing sleep at last, spin concentric circles?
• Went back to bed, one originally called number
• Downer drug
• Percocet, e.g
• Drug I swallowed after operation
• Drug, such as morphine
• Dulling drug
• After operation, I swallowed a painkiller
• Scurried up to bed with current cold with the equivalent of one of those in 21 across
• Old private detective consumed narcotic
• Drowsiness inducer
• Heroin, for instance
• Drug topic was item repeatedly not covered
• Drug derived from poppies
• Methadone or oxycodone