Conjunctivitis Curse

The Conjunctivitis Curse (incantation unknown) is a curse that causes irritation in the target's eyes, causing them to swell shut like the infection conjunctivitis, commonly known as "pink eye". The Oculus Potion ends the effects of this curse.

Known uses

 * Sirius was going to suggest this spell to use against the Hungarian Horntail, Harry had to face during the first task of the Triwizard Tournament.

Appearances

 * Harry Potter and the Goblet of Fire
 * Harry Potter and the Order of the Phoenix 
 * Harry Potter and the Half-Blood Prince (video game)