Some of the migraine medications used to treat or prevent migraine headaches are also used for other conditions. Antidepressants, anticonvulsants, antihistamines, and narcotic pain relievers are all used in migraine therapy.
These insects either have hemimetabolous development, and undergo an incomplete or partial metamorphosis, or holometabolous development, which undergo a complete metamorphosis, including a pupal or resting stage between the larval and adult forms. In hemimetabolous insects, immature stages are called nymphs.
The transformation of a crawling caterpillar into a flying butterfly is one example of metamorphosis-a series of a dramatic changes in an organismâs body shape and structure as it develops after hatching or being born. Metamorphosis occurs in thousands of species of insects, amphibians, and other animals.