Possible Clues:

• It can make a kitty giddy
• Opposite of dogbane?
• It drives Persians crazy
• Hairy herb, strongly attractive to felines
• Angora attractor
• Inside of a toy mouse, perhaps
• It makes Fluffy frisky
• Cold milk served up? Puss would like that
• Herb that causes euphoria
• The accountant returns the pint and that excites a Persian, say