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.
What kinds of medicine can cause rebound headache? Both prescription and over-the-counter medicines for migraine (such as aspirin and acetaminophen) can cause headache if you take them too often. These medicines should not be taken on more than two days per week. Sedatives, tranquilizers, and ergotamine medicines also can cause rebound headache.