It may keep you up at night
Else clues• ... but the daughters acted swiftly and drank from the enchanted waters of ___ Falls...
• Alternative to Cialis
• Bayer : Levitra :: Pfizer : ___
• Cialis alternative
• Cialis competitor
• Drug brand name that combines Latin words
• Levitra competitor
• Marketing sensation of 1998
• Med pedaled in much email spam
• Medical breakthrough of 1998
• Performance-enhancing drug used by Rafael Palmeiro
• Pfizer product
• Pfizer's blue pill
• Product once pitched by Pel
• Product pitched by Bob Dole
• Sex therapist's suggestion
• Sildenafil citrate
• Sildenafil citrate, commonly
• Something taken before swinging?
• Source of durable wood?
• Wonder drug for men
• Virility drug (trade name Viagra) used to treat erectile dysfunction in men