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What are antiemetic drugs?

Antiemetic drugs are prescribe to help with nausea and vomiting that are side effects of other drugs. This may include drugs for anesthesia use during surgeries or chemotherapy for cancer. it drugs are also use for nausea and vomiting cause by:

  • motion sickness
  • morning sickness during pregnancy
  • severe cases of the stomach flu (gastroenteritis)
  • other infections

These drugs work by interfering with the neurotransmitter receptors involv in vomiting. Neurotransmitters are the cells that receive the signals to send a nerve impulse. The pathways that control these bodily reactions are complex. The type of antiemetic drug use will depend on the cause.

Types of antiemetic drugs

Some antiemetic drugs are take by mouth. Others are available as an injection or as a patch place on your body so you don’t have to swallow anything. The type of antiemetic drug you should take depends on what is causing your symptoms:

Antiemetics for motion sickness

Antihistamines that prevent nausea and vomiting cause by motion sickness are available over the counter (OTC). They work by keeping your inner ear from fully sensing motion and include:

  • dimenhydrinate (Dramamine, Gravol)
  • meclizine (Dramamine Less Drowsy, Bonine)

Antiemetics for stomach flu
The stomach flu, or gastroenteritis, is cause by a virus or bacteria. The OTC drug bismuth-subsalicylate (Pepto-Bismol) works by coating your stomach lining. You can also try OTC glucose, fructose, or phosphoric acid (Emetrol).

Natural antiemetic treatments

The most well-known natural antiemetic is ginger (Zingiber officinale). Ginger contains 5-HT3 antagonists know as gingerols. Clinical studies show that ginger may be effective in treating nausea and vomiting. Steep fresh ginger in hot water to make tea, or try candied ginger, ginger biscuits, or ginger ale.

Aromatherapy with peppermint essential oil may also be a safe and effectiveTrusted Source way to overcome nausea and vomiting. Try rubbing a couple drops into the back of your neck and taking deep breaths.

Cannabis has also been shown to be an effective antiemetic Trusted Source. It’s now available legally in many states, but may be considered an illegal drug in others.