14 weeks pregnant or nausea unbearable can be relieved by general treatment, improve diet, medication and other methods. 1. General treatment: you need to maintain a good state of mind, avoid excessive tension and anxiety, and ensure sufficient sleep and rest. 2. Improve diet: usually have a light diet, eat less fluids, eat fresh vegetables and fruits, and avoid contact with irritating odors and foods that cause nausea and vomiting. 3. medication: if the symptoms are more serious, you can take vitamin B6 tablets orally under the guidance of a physician, or consult a hospital to use metoclopramide and other antiemetic drugs, which can help relieve the symptoms of nausea. 14 weeks pregnant or nausea, you need to go to the hospital, the physician according to the condition of the appropriate medication, you can not randomly use drugs.