The information provided here is not a replacement for a doctor. You shouldn't use it for the purpose of self-diagnosing or self-medicating but rather so you can have a more informed discussion with a professional TCM practitioner.
In Chinese Medicine threatened miscarriage can be treated by one herbs that we have on record. Here is the list below.
Japanese teasel root might help with threatened miscarriage
Why might Japanese Teasel Root (Xu Duan) help with threatened miscarriage?
Because it is a herb specifically indicated to treat threatened miscarriage as can be seen on Japanese Teasel Root's page.
Japanese Teasel Roots is a Warm herb that tastes Bitter and Sour. It targets the Kidney and the Liver.
Its main actions are: Tonifies the Liver and Kidneys. Assists in the healing of bones. Both stops bleeding and moves Blood. Calms the foetus.
Other symptoms often associated with threatened miscarriage
Joint stiffness Sore lower back Sore knees Fractures Tendons injuries Abnormal uterine bleeding Traumatic injuries Restless foetus Uterine bleeding during pregnancy Arthralgia