When “morning sickness” lasts all day
You open the fridge and immediately feel sick. A meal you enjoyed last week suddenly smells unbearable. You are hungry, but eating feels difficult.
Calling it morning sickness does not describe what many women experience. Nausea can follow you through the day, affecting work, sleep and the simple task of drinking enough.[12]
Acupuncture may help reduce pregnancy nausea, and a newer trial found a modest benefit beyond sham treatment.[4] My aim is to help you feel more comfortable and manage food and fluids, alongside your maternity care.
Why does pregnancy cause nausea?
The modern medical explanation
An important part of the explanation is GDF15, a hormone produced largely by the developing pregnancy’s placental tissues. It acts on pathways in the brainstem involved in nausea, vomiting and appetite.
Research published in Nature found that both the amount of GDF15 and the mother’s sensitivity to it contribute to pregnancy sickness, particularly hyperemesis gravidarum (HG), its severe form. Exposure before pregnancy appears to influence that sensitivity.[6]
This helps explain why the experience varies so much between women. The older explanation that it is simply caused by rising hCG does not capture the newer evidence.[6][7]
Symptoms commonly begin around weeks four to seven and improve by 20 weeks for most women, although some remain unwell longer.[7] Food smells, fatigue and difficulty tolerating meals can add to the daily burden.[12]
The Chinese medicine explanation
Chinese medicine calls troublesome pregnancy nausea and vomiting 妊娠惡阻 (ren shen e zu).
The Stomach’s Qi is traditionally understood to descend, allowing food and fluids to move onward. During pregnancy, changes involving the Chong Mai (衝脈), a vessel associated with Blood and reproduction, may disturb this downward movement. Chinese medicine describes this as Chong Qi counterflow and failure of Stomach Qi to descend (衝氣上逆、胃失和降).[8][9]
Treatment therefore aims to harmonize the Stomach and settle counterflow, while addressing the individual pattern:
- Spleen–Stomach weakness (脾胃虛弱): Poor appetite, tiredness, fullness and vomiting of clear fluid may guide treatment toward supporting digestion.
- Liver–Stomach disharmony (肝胃不和): Sour or bitter vomiting, belching, irritability and chest or rib-side fullness may call for regulating Qi and harmonizing the Stomach.
- Phlegm-Damp obstruction (痰濕阻滯): Nausea with mucus or saliva, dizziness, fullness and a greasy tongue coating may guide treatment toward transforming Phlegm-Dampness.[9]
These traditional patterns guide treatment selection; they are not equivalent to organ disease or measurements of GDF15. Prolonged vomiting can also leave a woman depleted and requires assessment for dehydration and nutritional problems.[7][8]
What does the acupuncture research show?
A newer trial found a modest benefit
A 2023 trial of 352 pregnant women with moderate-to-severe symptoms compared acupuncture and sham treatment, with either doxylamine–pyridoxine or placebo. Acupuncture produced an average additional reduction of 0.7 points in the pregnancy nausea and vomiting score compared with sham. Acupuncture combined with medication also improved scores more than sham acupuncture combined with placebo medication.[4]
The researchers considered the size of the benefit modest, with uncertain clinical importance. The trial used daily treatment for two weeks, so it does not establish that occasional appointments produce the same result.
Earlier trials and newer reviews
In a 593-woman trial, traditional acupuncture improved nausea and dry retching compared with no acupuncture. Vomiting did not clearly improve, and sham treatment also helped.[1]
The 2015 Cochrane review found no clear acupuncture benefit.[2] A 2026 overview of nine systematic reviews rated most outcome evidence low or very low certainty.[5] The research remains inconsistent, so positive findings should be read with those limitations in mind.
There is evidence worth discussing, especially for nausea relief. We still need better studies to establish how much benefit to expect and which treatment schedules work best.
What about pregnancy safety?
Follow-up of the earlier trial found no differences in pregnancy complications or birth outcomes between groups.[3] A safety review found that reported acupuncture-related events were mainly mild, such as needling discomfort or minor bleeding.[15]
These findings are reassuring, although safety reporting was incomplete and studies cannot rule out rare risks.[15] Choose a licensed practitioner experienced in pregnancy care who uses sterile, single-use needles, and let your maternity team know about treatment.
What can help between appointments?
Ginger for milder nausea
Ginger has evidence for reducing pregnancy nausea. A review of 12 trials involving 1,278 women found improvement compared with placebo, although reductions in vomiting were less clear.[10] NICE includes ginger as an option for mild-to-moderate symptoms.[16]
If tolerated, a little fresh ginger in food or warm water may be worth trying. Research products vary, so homemade tea is not a standardized treatment dose.
A 2025 UK safety assessment considered ordinary culinary use generally unproblematic, while noting uncertainties around concentrated products.[11] Check supplements with your maternity clinician or pharmacist, especially if you take other medicines. Ginger is not a substitute for HG treatment, and it can worsen symptoms for some women.[7]
Food, fluids and wrist acupressure
Practical measures include:
- Small, frequent meals, with plain foods you can tolerate.
- Dry toast or a cracker before getting up, if that helps.
- Cooler foods when cooking smells trigger nausea.
- Small, frequent sips of fluid and enough rest.[12]
Neiguan (PC6/P6) on the inner forearm is commonly used for nausea. Wristbands or finger pressure may help some women; acupressure is distinct from needle acupuncture, and the evidence remains mixed.[2][12] I can show you the location and how to apply comfortable pressure.
What about Chinese herbal medicine?
An important classical formula for pregnancy vomiting is Gan Jiang Ren Shen Ban Xia Wan (乾薑人參半夏丸) from Zhang Zhongjing’s Jin Gui Yao Lue. The text specifically records it for persistent vomiting during pregnancy. The original name ends in Wan, meaning pills, rather than Tang, meaning a decoction.[13]
In traditional Chinese medicine, its three main herbs have these roles:
- Gan Jiang (乾薑, dried ginger): Warms the middle and disperses Cold.
- Ren Shen (人參, ginseng): Supports deficient Qi and Stomach function.
- Ban Xia (半夏, Pinellia): Transforms Phlegm and retained fluids, directs counterflow downward and settles vomiting.[13][17]
The traditional rationale is to warm and support a weak Stomach while settling counterflow, particularly in Stomach deficiency with Cold and retained fluids (胃虛寒飲).[17] This explains the traditional pattern behind its use; matching that pattern does not establish pregnancy safety.
I would not describe this formula as a proven safe remedy for pregnancy. A 2025 overview found some positive herbal results, but the research had substantial weaknesses and does not establish the safety of this particular formula.[14]
Ban Xia has toxicity concerns, especially in its raw form; processing can reduce toxicity but does not guarantee safety in pregnancy.[17] Ren Shen is Panax ginseng. The US National Center for Complementary and Integrative Health warns that oral Asian ginseng may be unsafe during pregnancy, citing concerns from animal research. This does not establish harm in humans, but it is a reason for caution.[18]
Please do not buy or prepare this formula yourself during pregnancy. If herbal care is discussed at Fingertips, I review the actual ingredients, preparation, dose, pregnancy stage, medicines and supplements, including my drug–herb interaction checklist, and discuss the proposal with your maternity clinician. An individualized prescription and an interaction check cannot make up for missing pregnancy safety evidence.
Your care at Fingertips
I use 四診八綱—the Four Examinations and Eight Principles to assess your pattern through observation, listening and smelling, detailed questions, and palpation, including the pulse.
I ask when nausea starts, what triggers it, how long it lasts, how often you vomit, and what you can keep down. Digestion, energy, thirst, temperature preferences and your tongue and pulse help guide treatment.
My fifth-generation Chinese medicine lineage and clinical training shape this care. I use manual needle manipulation, observing your response and adjusting according to what you feel.
We agree on a short initial course and review your response early. More than one appointment a week may be discussed, but research has not established an ideal schedule. Progress means less frequent nausea, less time feeling nauseated, fewer episodes of retching or vomiting, and better tolerance of food and fluids. If symptoms worsen, medical reassessment takes priority.
When maternity care comes first
Contact your maternity team promptly if you cannot eat or drink normally, are losing weight, or symptoms are severely limiting daily life. You do not have to lose weight or become dehydrated before seeking help. HG can require anti-sickness medicine, fluids and nutritional support. Any acupuncture should be additional support alongside that care.[7]
Seek urgent advice for very dark or little urine, dizziness or faintness, vomiting blood, abdominal pain or fever.[12] First-onset vomiting after 16 weeks also needs assessment for other causes.[7] You do not need to wait until symptoms become extreme.
Continue prescribed treatment. Medicines such as doxylamine–pyridoxine have an established place in pregnancy care; discuss changes with your prescriber.[7]
Common questions
Can I start acupuncture in the first trimester?+
It has been studied in early pregnancy.[1][3][4] We review your pregnancy, symptoms and medical history before deciding whether treatment is appropriate.
How quickly might I notice a change?+
The newer trial assessed treatment over two weeks.[4] We review symptoms early rather than assume you should continue indefinitely without improvement.
Are ginger tea and ginger capsules equivalent?+
No. Strength and ingredients vary. Food amounts, homemade tea, capsules and concentrated shots should not be treated as interchangeable doses.[11]
Is this herbal formula safe to buy myself?+
Please do not start it yourself. Its classical history does not establish pregnancy safety, and both Ban Xia and Ren Shen raise specific concerns. A practitioner assessment does not remove those uncertainties.[17][18]
Can acupuncture replace treatment for hyperemesis?+
No. Difficulty eating and drinking, dehydration or weight loss need maternity care promptly. Acupuncture may be considered as additional support.[7]
Taking the first step
If nausea is making each day difficult, bring your symptoms, medication list and maternity care plan to your first visit. We can discuss what might help and set clear goals for your care.
Read more about acupuncture safety in pregnancy and pregnancy and postpartum support.
References
- Smith, C., Crowther, C., & Beilby, J. (2002). Acupuncture to treat nausea and vomiting in early pregnancy: A randomized controlled trial. Birth, 29(1), 1–9. https://doi.org/10.1046/j.1523-536x.2002.00149.x
- Matthews, A., Haas, D. M., O’Mathúna, D. P., & Dowswell, T. (2015). Interventions for nausea and vomiting in early pregnancy. Cochrane Database of Systematic Reviews, 2015(9), CD007575. https://doi.org/10.1002/14651858.CD007575.pub4
- Smith, C., Crowther, C., & Beilby, J. (2002). Pregnancy outcome following women’s participation in a randomised controlled trial of acupuncture to treat nausea and vomiting in early pregnancy. Complementary Therapies in Medicine, 10(2), 78–83. https://doi.org/10.1054/ctim.2002.0523
- Wu, X.-K., Gao, J.-S., Ma, H.-L., et al. (2023). Acupuncture and doxylamine–pyridoxine for nausea and vomiting in pregnancy: A randomized, controlled, 2 × 2 factorial trial. Annals of Internal Medicine, 176(7), 922–933. https://doi.org/10.7326/M22-2974
- Cui, J., Ai, Z., Shen, W., & Han, M. (2026). Acupuncture for nausea and vomiting during pregnancy: An overview of systematic reviews. Frontiers in Endocrinology, 17, 1886667. https://doi.org/10.3389/fendo.2026.1886667
- Fejzo, M., Rocha, N., Cimino, I., et al. (2024). GDF15 linked to maternal risk of nausea and vomiting during pregnancy. Nature. https://doi.org/10.1038/s41586-023-06921-9
- Nelson-Piercy, C., Dean, C., Shehmar, M., et al.; Royal College of Obstetricians and Gynaecologists. (2024). The management of nausea and vomiting in pregnancy and hyperemesis gravidarum: Green-top Guideline No. 69. BJOG, 131(7), e1–e30. https://doi.org/10.1111/1471-0528.17739
- Chang Gung Memorial Hospital, Chinese Medicine Gynecology. (2023). 妊娠噁心嘔吐中醫有什麼辦法？ [Chinese medicine approaches to pregnancy nausea and vomiting]. Traditional theory and formula examples. https://cgmhtcmgyn.com/妊娠噁心嘔吐中醫有什麼辦法？/
- United Christian Nethersole Community Health Service. (2021). 中醫教你食療舒緩孕吐 [Chinese medicine dietary approaches to pregnancy nausea]. Traditional pattern descriptions. https://www.ucn.org.hk/zh-hant/health-education/health-article/cm-health-tips-87/
- Viljoen, E., Visser, J., Koen, N., & Musekiwa, A. (2014). A systematic review and meta-analysis of the effect and safety of ginger in the treatment of pregnancy-associated nausea and vomiting. Nutrition Journal, 13, 20. https://doi.org/10.1186/1475-2891-13-20
- UK Committee on Toxicity of Chemicals in Food, Consumer Products and the Environment. (2025). Statement on the safety of ginger supplement use in pregnancy. https://www.gov.uk/government/publications/ginger/statement-on-the-safety-of-ginger-supplement-use-in-pregnancy
- NHS. Vomiting and morning sickness. https://www.nhs.uk/pregnancy/common-symptoms/vomiting-and-morning-sickness/
- Zhang Zhongjing. 金匱要略・婦人妊娠病脈證并治第二十 [Jin Gui Yao Lue, chapter on disorders of pregnancy]. Classical passage on 乾薑人參半夏丸. Text hosted by Anhui Science and Technology University. https://www2.ahstu.edu.cn/web/zsyx/ziyuan/guji/jingkuiyaoniu/jkylgelun/jk20.html
- Choi, S.-J., Choi, S., & Kim, D.-I. (2025). Acupuncture and herbal medicine for nausea and vomiting in pregnancy: An overview and quality assessment of systematic reviews. International Journal of Women’s Health, 17, 1343–1361. https://doi.org/10.2147/IJWH.S512247
- Park, J., Sohn, Y., White, A. R., & Lee, H. (2014). The safety of acupuncture during pregnancy: A systematic review. Acupuncture in Medicine, 32(3), 257–266. https://doi.org/10.1136/acupmed-2013-010480
- National Institute for Health and Care Excellence. Antenatal care, NG201: Recommendations on nausea and vomiting. https://www.nice.org.uk/guidance/ng201/chapter/Recommendations
- Nanjing University of Chinese Medicine, Medicinal Botanical Garden. 半夏 [Ban Xia / Pinellia]. Traditional uses, processing and pregnancy precautions; sourced from 中華本草. https://zwy.njucm.edu.cn/2019/0417/c5052a72631/pagem.htm
- National Center for Complementary and Integrative Health, US National Institutes of Health. Asian Ginseng: Safety and pregnancy precautions. https://www.nccih.nih.gov/health/asian-ginseng