Possible Clues:

• Some long work that promised a test of concentration - actually puts to sleep
• Relaxes with girlfriends from Surrey?
• Gives Xanax, e.g
• Relaxes partners after endless sex
• Gives Xanax to, e.g
• She's beginning to head off to keep appointment and calms down
• Maybe drugs fall out of fashion amongst masses? Not half
• Repositioned as steed relaxes
• Calms a patient
• Analysed a test-market stocking drugs