Infection with malaria parasites may result in a wide variety of symptoms, ranging from absent or very mild symptoms to severe disease and even death. Malaria disease can be categorized as uncomplicated or severe (complicated) .
The most well-studied antidepressants for fibromyalgia include duloxetine (Cymbalta), milnacipran ( Savella), and venlafaxine (Effexor). Cymbalta and Savella are specifically FDA-approved to treat fibromyalgia. There is less medical research to show that Effexor helps fibromyalgia.
No one knows what causes fibromyalgia. Changes in brain chemicals. Some people with fibromyalgia have abnormal levels of brain chemicals called neurotransmitters. Specifically, they have low levels of serotonin, which affects mood, promotes sleep, and helps reduce the perception of pain.