Taking vitamin B6 tablets can relieve pregnancy sickness. Early pregnancy due to human chorionic gonadotropin has elevated, pregnant women will experience nausea, dizziness, vomiting and other phenomena, which is often referred to as pregnancy reaction. Most of the pregnant women have pregnancy reaction, but with the increase of pregnancy weeks, the reaction of pregnancy vomiting will gradually ease. Vitamin B6 is the first line of treatment for relieving pregnancy sickness, and this drug is preferred for severe pregnancy sickness. In addition to medication, the diet should pay attention to light warm, small and frequent meals, if the pregnancy reaction is serious, it is recommended to consult a doctor in a timely manner, intravenous rehydration therapy. If the pregnancy vomiting is serious, can not take medication by themselves, the use of medication should be used under the guidance of a doctor.