Tai Shan Pan Shi San
Quick Facts
- What it is: A classic Chinese herbal blend, listed as a single drug (TCM formula), used in pregnancy to try to steady a pregnancy that seems at risk.
- Main uses: Spotting or cramps in early pregnancy, Repeated pregnancy loss, Tiredness in pregnancy
- Best for: People already under the care of a doctor or midwife who also see a trained Chinese herbalist
- Active ingredients: Ren Shen (ginseng), Huang Qi, Bai Zhu, Zhi Gan Cao (honey-fried licorice), Dang Gui, Bai Shao, Chuan Xiong, Shu Di Huang, Xu Duan, Huang Qin, Sha Ren, Nuo Mi (sticky rice)
- Forms: Raw herbs to simmer, Granules, Pills, Ready-made liquid
- Time to effect: Not known; no trial has timed it.
- Side effects: Often mild stomach upset; the licorice can raise blood pressure and lower potassium.
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What is Tai Shan Pan Shi San?
Tai Shan Pan Shi San is a classic Chinese herbal powder. The name means "Powder as Stable as Mount Tai." It was made for pregnancy, to steady a pregnancy that seemed at risk.
Chinese medicine gives it for what old texts call a "restless fetus." That covers signs like low belly ache, back ache, or light spotting. Today those signs need a doctor or midwife first, not a herb.
Here is the verdict up front. The blend has a long record in one tradition. Good human trials are almost absent, and a long record is not proof that something works.
How does Tai Shan Pan Shi San work?
No one has shown how this blend acts in the body. What follows is the old theory, plus a little lab work.
In Chinese medicine the mix is said to build qi (energy) and blood. A strong core is then thought to hold a pregnancy steady. Huang Qin is added to clear "heat," and Sha Ren to settle the stomach.
Lab and animal studies have looked at single herbs, not the whole blend. Some of these herbs calm inflammation (swelling and irritation in tissue). A few relax womb muscle in animals.
None of that tells you what happens in a pregnant person.
What forms does Tai Shan Pan Shi San come in?
We list this as a single drug (TCM formula). That means one page for the whole blend, not one page per herb.
You may meet it in four forms: raw herbs you simmer at home, granules you stir into hot water, small pills, or a ready-made liquid. Strength varies a lot from brand to brand.
Buy only from a seller who prints every herb on the label. Some herbal powders have been found to hold hidden drugs or metals.
Where it comes from:
The formula comes from Chinese medicine of the Ming era. It is traced to Jing Yue Quan Shu (the Complete Works of Jing-Yue), printed in 1624 by Zhang Jie-Bin.
The name points to Mount Tai, a Chinese mountain known for being solid. The hope was a pregnancy as steady as that mountain.
It has stayed in use for about 400 years. It still appears in modern Chinese formula textbooks and in clinic practice.
If this is an emergency
Some reactions to Tai Shan Pan Shi San need urgent care. Call your local emergency number or go to an emergency department straight away — do not wait to see whether it passes.
Who should avoid Tai Shan Pan Shi San?
- Do not use if you are pregnant and bleeding, cramping hard, or feeling faint — go to hospital or your maternity unit now, and do not treat this at home.
- Do not use if you are pregnant and have not had your symptoms checked by a doctor or midwife first.
- Do not use if you take warfarin or any other blood thinner, unless your doctor agrees.
- Do not use if you take aspirin or another drug that stops blood cells sticking together, unless your doctor agrees.
- Do not use if you have high blood pressure, heart failure, or low potassium (a mineral your body needs).
- Do not use if you have kidney disease.
- Do not use if you take digoxin (a heart drug), water pills (diuretics), or steroid medicines such as prednisolone.
- Do not use if you have a cancer that is fed by hormones, such as most breast cancers, unless your cancer doctor agrees.
- Do not use if you take drugs that quiet the immune system, such as after a transplant.
- Do not use if you have surgery or a dental operation planned in the next two weeks.
- Do not use if you are allergic to any herb in the blend.
- Do not use if you cannot see a full ingredient list on the label.
When should you see a doctor?
Go to hospital or your maternity unit now if you are pregnant and have heavy bleeding, strong belly pain, dizziness, or you faint.
See a doctor or midwife the same day for any spotting or new cramps in pregnancy, even light ones. Do that before you reach for a herb.
Stop the blend and get checked if you notice swollen ankles, bad headaches, muscle weakness, or a fluttering heartbeat. Those can be signs the licorice is affecting your blood pressure or your potassium.
Also get checked for easy bruising, nose bleeds, or cuts that keep bleeding.
Evidence grades and traditional-use labels are explained in our methodology. Nothing here is medical advice.
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