09/06/2011 06:32 pm ET Updated Nov 06, 2011

FDA Approves New Lice-Killing Hair Rinse

When teachers open their classrooms to students this fall, they're also inviting an unwanted guest: head lice. Any parent who's gone several rounds with a nit comb and a squirming child knows how maddening it can be to fight the tiny, persistent parasites. Now, there's a new prescription treatment in the battle against lice, recently approved by the FDA.

Read more on MSNBC