Steroids are also used to prevent nausea. NK-1 receptor inhibitors help prevent acute and delayed nausea and vomiting. Many anti-nausea drugs (antiemetics) work by blocking and shutting down these serotonin receptors.Ĭhemotherapy can also cause nausea and vomiting by stimulating NK-1 receptors in the brain. When serotonin binds to certain receptors in the brain, patients can experience nausea. The body releases a chemical called serotonin in response to several types of chemotherapy. Treatment-related nausea and vomiting can develop at any time during treatment. In the past, suffering from treatment side effects was an accepted part of cancer, but today there are many ways to ease or even prevent most of them. Surgery, chemotherapy, hormone therapy, newer biologic or targeted therapies, radiation therapy or any combination of these can bring side effects that may be mild or severe depending on the treatment and individual reactions. Treatment for cancer may include many options.
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