"I was going to suggest a Conjunctivitus Curse, as a dragon's eyes are its weakest point - "
-- Sirius Black on the First Task of the Triwizard Tournement
The Conjunctivitus Curse is a spell that affects the eyes and vision of the target.
References from the canon
- Sirius was going to suggest this spell to use against the Hungarian Horntail (GF19).
- Krum tried this during the first task, but the dragon went into such violent convulsions that she smashed some of her own eggs (GF20).
- Madame Maxime used this to force Golgomath's thugs to drop Hagrid when the giants became hostile with the ascension of the new Gurg (OP20).
"conjunctiva" L. connecting (as in membrane of the eye) + "-itis" L. inflammation