Possible Clues:

• Ping pong
• Pill evil-doer almost knocked back in sport
• Sport played on the first word of its name
• Rec room game, perhaps
• Clare's place first to have panel game
• Packed item that might make a racquet?
• Instal net and be playing game that uses it
• Pill taken by heptathlete leaving game
• Game played by two of Turandot's ministers?
• What a game taking pills - roughly nine swallowed!