Compared to certain other plants, peace lilies don't need to be pruned very frequently. However, if, for whatever reason, one or more of your lily's limbs or leaves become brown or wilted, you may want to prune the leaves to keep the plant from wasting energy on the dying appendage.
Accutane is a retinoid, and not related to anti-biotics so the side effects are different. However, the list of potential rare side effects of accutane is long and includes headaches, nausea, muscle pain and depression.
As the aura clears, the headache often begins (rarely, patients experience aura symptoms without headache). Migraine is commonly associated with a throbbing-type headache that may start or remain lateralized to one side of the head. Almost all recurring episodic disabling headaches are migraines.