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In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

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There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

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Medication errors are more common among seriously ill patients than with those with minor conditions.

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Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

An inguinal hernia. A portion of the small intestine is protruding through the abdominal muscles int An inguinal hernia. A portion of the small intestine is protruding through the abdominal muscles int
Areas of referred pain; A, anterior view; B, posterior view. Areas of referred pain; A, anterior view; B, posterior view.
Apply compressions over the entire buttocks region with the fist using moderate to heavy pressure. ... Apply compressions over the entire buttocks region with the fist using moderate to heavy pressure. ...
Proprioreceptive reflex to a pain stimulus Proprioreceptive reflex to a pain stimulus
Reflex Responses to Pain Reflex Responses to Pain
One pathway of primary succession in Alaska’s Glacier Bay region. One pathway of primary succession in Alaska’s Glacier Bay region.
Video: Generalized life cycles for plants and animals Animation

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