Nausea and Vomiting during Pregnancy

　　The cause of these symptoms is mainly due to the weakness of the stomach qi or the upward invasion of the liver heat, after conception, the upward invasion of the Chong mai qi causes the stomach to lose its harmony, or leads to the upward invasion of the liver heat and fire.

　　The main cause of nausea and vomiting is excessive secretion of chorionic gonadotropin, decreased secretion of gastric acid, reduced gastrointestinal motility, and slowed digestion and absorption of food and drink, causing reflexive vomiting. People who are anxious, depressed, afraid of pregnancy, and have unstable nervous system function are more prone to nausea and vomiting.

　　If the early pregnancy reaction is severe, vomiting continuously, and even cannot eat or drink water, it is called nausea and vomiting. The main cause of nausea and vomiting is excessive secretion of chorionic gonadotropin, decreased secretion of gastric acid, reduced gastrointestinal motility, and slowed digestion and absorption of food and drink, causing reflexive vomiting. People who are anxious, depressed, afraid of pregnancy, and have unstable nervous system function are more prone to nausea and vomiting.

　　1Mild vomiting

      Recurrent vomiting, especially after eating. Urine ketones are negative. Affects work.

　　2Moderate vomiting

      Vomiting frequently, even vomiting without eating, vomiting foam-like mucus, or containing bile and blood, with symptoms of dehydration throughout the body, such as thirst, dry skin and lips, sunken eyes, less urine and increased specific gravity, increased hemoglobin index, slightly higher body temperature, lower pulse rate and blood pressure, weight loss, blood oxygen deficiency, reduced sodium chloride excretion in urine, decreased blood protein and blood sugar, increased blood ketones, and positive urine ketones.

　　3Severe vomiting 

      Body temperature rises, pulse weak, blood pressure lower, fatigue, drowsiness, even coma, convulsions, jaundice, oliguria or anuria.

　　1Maintain a cheerful spirit, a comfortable mood, do not get too angry or too sad, and戒除emotional fluctuations. Participate in more entertainment activities, listen to more music.

　　2Can participate in labor as usual, but not excessively, pay attention to rest, and ensure daily8-9One hour of sleep, keep the indoor air circulating, fresh, and at a moderate temperature, not too cold or too hot.

　　3、妊娠初3个月禁止性交，孕末特别是临产前3星期必须禁房事，妊娠4-8个月间，虽可性交，但要节制，有流产史者，更要节制性生活。

　　4、严禁妊娠期抽烟。禁食刺激性食物(如浓茶、酒、咖喱辣椒等)，调味宜清淡，不宜过咸。多食粗粮，少食精制米面，多食富含维生素A、维生素B和维生素C的食物。

　　5、不可自己滥用药物治疗，一些药物在妊娠期服用易对胎儿或母体会产生不良影响，甚至可以导致胎儿畸形。

　　妊娠恶阻诊断除了依靠临床表现外，检查方法如下：

      1、血液电解质检查；

　　2、产科检查。

　　严禁妊娠期抽烟。禁食刺激性食物(如浓茶、酒、咖喱辣椒等)，调味宜清淡，不宜过咸。多食粗粮，少食精制米面，多食富含维生素A、维生素B和维生素C的食物。

　　应及时上医院就诊。必要时可在医生指导下服用镇静、止呕药物，药物的选择要考虑尽量减少对胎儿的影响。若孕妇营养不足，自己可以适量服用维生素类药物，如维生素A、B、C等。

　　也可请有经验的中医师辩证施治，以下中成药仅供参考：

　　1、脾胃虚弱型

　　妊娠以后，恶心呕吐不食，或呕吐清涎，腹胀便溏，食欲不振，神疲思睡，舌淡苔白、治宜健脾和胃。可服香砂六君子丸、人参健脾丸、参苓白术丸等。

　　2、肝胃不和型

　　妊娠初期，呕吐酸水或苦水，胸满胁痛，暖气叹息，头胀而晕，烦渴口苦，舌苔黄腻，治宜抑肝和胃。可服逍遥丸。

　　3、痰滞中脘型

　　呕吐胸闷，头晕而重，呕出粘稠痰涎，白带多，身困，苔厚腻。可服二陈丸.

　　4、阴虚胃热型

　　口干而呕，心胸烦热，尿短黄，或发热，呕出物带血，舌赤少苔。可服玉泉丸。