22 Supplementary Chinese Medicinal Therapy in IVF/ET Treatments
Yuning Wu
In vitro fertilization/embryo transfer (IVF/ET) is a technique of reproductive medicine. Following controlled ovarian stimulation (COS), eggs are retrieved from the ovaries. After these eggs are cultivated and fertilized and have developed into embryos of a certain size, they are transferred to the uterus for implantation and growth.
Children “created” by means of IVF/ET treatment are referred to in China as “test-tube babies.” Since the first test-tube baby was born in Great Britain in 1978, IVF/ET procedures have experienced rapid growth and development, for example with the following techniques:
- intracytoplasmic sperm injection (ICSI)
- cryoconservation and transfer
- co-cultivation
- assisted hatching
- blastocyst transfer
- in vitro maturation (IVM)
- pre-implantation diagnosis (PID)
These techniques are common all over the world. With their assistance, reproductive medicine has been able to help many infertile couples so far.
The IVF/ET procedure is a milestone in the treatment of infertility. But even with this method there are difficulties, such as the low success rate (live birth rate 8–30%), low responders (9–20%), high drop-out rate (15–24%), long treatment duration, and high costs, to name just the most important ones.
For these reasons, more and more couples are turning to TCM for support. Apart from this fact, many open-minded IVF/ET specialists have begun referring their difficult patients to TCM practitioners whom they trust, to receive further assistance
History of Fertility Treatment in TCM
TCM has a history of treating infertility that goes back more than a thousand years. It has therefore gathered a wealth of experience with resulting opinions and scientific foundations. Already in the 11th century BCE, the famous physician Zhou Yi stated: “Infertility refers to the state when women are not pregnant after 3 years.” This is the first mention of this disorder with reference to a time frame.
The Bei Ji Qian Jin Yao Fang (Essential 1000-Gold Formulary for Emergencies; see Chapter 8), composed in 652 CE by Sun Simiao, mentions quan bu chan (“primary infertility”), duan xu (“secondary infertility”), and their causes and treatment.
The Su Wen chapter “Shang Gu Tian Zhen Lun” (“Treatise of Heavenly Truth from Remote Antiquity”), written around the first century CE, is the first text to describe the physiological processes of fertility: “At the age of 7, kidney qi becomes stronger, … at the age of 14, the tian gui arrives, the ren mai opens, the chong mai becomes strong, and the menses begin to flow regularly, … then a woman can get pregnant.”
The Su Wen chapter “Gu Kong Lun” (“Treatise on Bone Hollow”) states that “in disease of the du mai, the woman will be infertile.” This is the first reference to the pathology by which an insufficiency of yang causes infertility.
The section on women’s formulas in the Jin Gui Yao Lüe (Essential Prescriptions of the Golden Coffer) from the Han period (206 BCE–220 CE) states: “Women who have cold in the abdomen will not be pregnant for a long time.” The same text also refers to the formula Wen Jing Tang (Menses-warming Decoction), the first formula for regulating menstruation and hence the production of progesterone. The section on women in the Zhen Jiu Jia Yi Jing (Systematic Classic of Acupuncture and Moxibustion) from the Western Jin period (265–316 CE) states: “Women with blood stasis will be infertile and can be treated at guan yuan (CV-4).” This is the first time that the pathology of blood stasis and its treatment with acupuncture are mentioned.
The chapter on “childlessness” (wu zi) in the classic Zhu Bing Yuan Hou Lun (On the Origins and Symptoms of the Various Diseases), which was composed in the Sui period (581–618 CE), elaborates: “Disharmony in the chong mai and ren mai is the main cause of women’s diseases.”
Since then, TCM has developed a complete scientific system for the physiology, pathology, and treatment of infertility, with excellent results. Like Western reproductive medicine, TCM has also grown step by step in this area and continues to achieve better and better results.
Preliminary Results
From October 2000 to February 2006, I have supported IVF/ET treatments with TCM in China and abroad (Israel and Swizerland) and gathered detailed data on 86 cases. The average age of the patients was 34.4 ± 3.6 years (the range was 27–44 years). The mean duration of infertility was 7.3 ± 3.2 years (the range was 2–20 years). There were 51 cases of primary infertility (59.3%) and 35 cases of secondary infertility (40.7%).
Among these patients, the following causes of infertility were found:
- PCOS (polycystic ovary syndrome, n = 5)
- PCOS/fallopian tube-based infertility (n = 6)
- PCOS/infertility of the partner (n = 3)
- infertility of the partner (n = 15)
- fallopian tube-based infertility (n = 18)
- infertility of the partner/fallopian tube-based infertility (n = 10)
- latent ovarian insufficiency (FSH-level < 15mIU/ mL4, n = 6)
- endometriosis and/or adenomyosis (n = 8)
- thin endometrium (<7 mm during implantation, n = 4)
- thin endometrium/infertility of the partner (n = 2)
- other factors (hyperprolactinemia, intrauterine myomas, hypogonadotropic hypogonadism, n = 2)
- infertility of unknown causes (n = 7)
All partners had already received treatment with reproductive medicine. The average of received IVF/ET or ICSI/ET treatments was 3.6 ± 1.5 (the range was 1–9 times). Seventy-nine cases were treated with TCM for 1–4 months before the start of the IVF/ET treatment. Seven cases started both therapies in the same month. All patients were treated with TCM at least until hCG proof (pregnancy); pregnant women continued to receive treatment at least until the 10th week of pregnancy; pregnant women with miscarriage history were treated until the month of their previous miscarriage.
Among these 86 cases, 48 resulted in pregnancies, 33 patients (38.4%) became pregnant in the first round of treatment, 15 (17.1%) in the second round.
Four patients lost the child in the first trimester; 39 children were delivered (among these three pairs of twins).
The remaining eight cases were pregnancies that went past the 12th week, with good fetal development. The clinical pregnancy rate (pregnancies/total number of patients treated with TCM) was 51.2%, the miscarriage rate (miscarriages/ pregnancies) was 8.3%.
Most patients in this group had a prehistory of infertility. Multiple failures had both exhausted them mentally and aggravated their endocrino-logic disturbances. Treatment with TCM to support IVF/ET therapy was able not only to alleviate the symptoms and strengthen the confidence and starting condition of the patients; it was also able to increase the number of pregnancies and reduce the number of miscarriages.
I work as a gynecologist for integrated TCM and Western medicine at the Beijing Hospital of TCM, Capital University of Medical Science, which does not have a department of reproductive medicine. The starting situation of individual patients tends to vary greatly, for example by age, BMI, menstrual period, length of infertility, cause of infertility, or type of previous treatments (medications or invasive). This complicates the comparability of the study.
In addition, it is difficult to suggest participation in a control group without TCM treatment to patients whose concern it is to support their IVF/ET treatment with TCM. For this reason, we do not have comparative data for IVF/ET treatments with TCM support and without support. What we need, though, are clearly designed, foresighted, and randomized studies. More and more studies on supporting IVF/ET or ICSI/ET therapy with TCM show results that sound optimistic.
When and For Which Patients is IVF/ET or ICSI/ET Treatment Appropriate?
In spite of the fact that the question might seem superfluous and that we could argue that IVF/ET treatments are appropriate for all types of infertility, opinions differ on this topic.
Complications in IVF/ET or ICSI/ET Treatments
Complications that can arise in the course of IVF/ ET or ICSI/ET procedures include for example:
- The miscarriage rate (18.4–30%) is higher than in natural pregnancies (10–18%).
- Abdominal pregnancies occur more frequently (3.8–5%) than in natural conception (2%).
- The number of multiple pregnancies is high (30%).
- The rate of ovarian hyperstimulation syndrome (OHSS), a critical iatrogenic complication, lies around 23.3%.
- Micromanipulation of gametes has raised the question of the safety of ICSI; we must consider the fact that a slight rise in chromosomal deviations in 1082 caryotypes has been noticed in ICSI children, without defects.
In addition, the low success rate, high costs, and other factors that we have already mentioned at the beginning of this chapter discourage many couples from deciding on these methods.
Which Method for an Infertile Couple?
We have a few suggestions on this topic:
Principle of Differentiation
Treatment with TCM should be initiated in accordance with the principle of pattern identification as the basis for determining treatment (bian zheng lun zhi). At the same time, we should look for the cause of the infertility. TCM offers a rich treasure trove of experience. If no serious circumstances are found, the couple will get pregnant after a short time. We can achieve even better results by combining Chinese pattern identification with biomedical pathology. For example, a female patient whose infertility is accompanied by problems such as endometriosis, PCO syndrome, luteal phase defect (LPD), or dysfunctional uterine bleeding can become pregnant when treated with TCM.
According to my experience, some patients who had previously received various IVF/ET or ICSI/ET treatments with no success were able to have children after treatment only with Chinese medicinals.
Combination with Biomedicine
If no pregnancy has occurred after 3–6 months of TCM therapy, it should be combined with biomedicine. A patient with PCOS, for example, can supplement TCM treatment with Clomifen/hCG or Metformin, to profit from the advantages of both methods.
If endometriosis patients are still not pregnant after several months of TCM treatment, a laparoscopy is advised. Afterwards, we should continue treatment with TCM because the pregnancy rate 6 months after laparoscopy is high. This results either from the stimulation of ovulation or from the additional softening of adhesions and tissue growths, as a result of which the function of the ovaries and fallopian tubes is supported.
Patients after a laparoscopy should not go without additional treatment. This would reduce the possibility of a pregnancy because these patients often suffer also from lack of ovulation, LPD, luteinized unruptured follicle syndrome (LUFS), or immune problems. Moreover, endometriosis relapses are common.
In infertility due to occluded fallopian tubes, it has proven effective to treat patients internally and externally for 2 months with TCM and then to repeat a patency test with fluid instillation (introduction). If at this point we find signs of an opening such as reduced pressure or less fluid backflow, treatment should be continued. In the author’s opinion, an opening of the fallopian tubes occurs within 2–6 months in nearly half of the patients receiving this combined therapy.
Good results can also be achieved with TCM in the treatment of male infertility patients in whom sperm density is less than 20 million/mL and sperm activity is reduced.
Most problems can be solved with TCM or in combination with biomedicine without requiring IVF treatment. In these cases, we spare patients the massive side-effects of medications that are otherwise given in high dosages, such as hot flashes, localized reactions at the puncture sites, mood swings, headache, or menstrual problems. Most importantly, TCM does not carry any risks comparable to those of IVF/ET or ICSI/ET treatment. In addition, the costs are much lower.
Who is an Appropriate Candidate for IVF/ET or ICSI/ET Treatments?
In the following cases, it is advisable for patients to immediately undergo IVF/ET or ICSI/ET treatment, for the sake of saving time:
- For women in whom both fallopian tubes are occluded, especially when the obstruction is found in the proximal part of the tubes, or for women whose fallopian tubes were removed in a fallopian tube removal; for women who have a prehistory of pelvic tuberculosis because this disorder increases the likelihood of an abdominal pregnancy since the TB has destroyed the inside of the ovaries. Even if treatment with TCM would result in patency, it would still be difficult to restore peristalsis and the walls of the tubes. Regardless of this fact, women above the age of 38 should directly undergo IVF/ET treatment in view of the quality and number of their eggs.
- For women whose partner suffers from severe oligo-astheno-teratozoospermia syndrome (OATS), because here it is impossible to produce a child naturally or via intrauterine insemination (IUI).
How Can We Support IVF/ET Treatment?
Depending on the case, there are different protocols for controlled ovarian stimulation and fertilization methods. Nevertheless, the principle of IVF/ET treatment is always the same: in general, we find the stages of down-regulation, retrieval of the ovum, and embryo transfer. The treatment principle of TCM changes in accordance with the different steps. In our experience, there are six stages that we can accompany with TCM:
- Preparatory
- Down-regulation
- Menstrual
- Oocyte maturation
- Follicle punction
- Embryo transfer
Preparatory Phase—Regulation (Tiao )
In order to successfully carry out an IVF/ET or ICSI/ET treatment, it is important to balance the patient’s yin and yang, qi and blood, the viscera and bowels (zang and fu) for 2–3 months by means of TCM.
Why is the Preparation Phase Necessary?
- According to the TCM theory that “the kidneys are responsible for the ability to reproduce (shen zhu sheng zhi ),” most infertility patients suffer from kidney vacuity. In TCM, “the kidneys store the essence (shen cang jing , and “essence and blood share the same source (jing xue tong yuan )”. An insufficiency of essence and blood negatively affects the function of the chong mai and ren mai. Under these circumstances, it is difficult to become pregnant. On the other hand, though, controlled ovarian stimulation (COS) induced the development of a larger amount of follicles within a very short time, which consumes a lot of essence and blood. This in turn causes additional damage to kidney essence and liver blood. The chapter on “Principles of Women’s Problems” in the text Jing Yue Quan Shu (Complete Works of Jing Yue) describes it this way: “The only cause of infertility is insufficiency of essence in men and insufficiency of blood in women.” Now we know that the man’s essence and the woman’s blood form the material foundation of pregnancy. In this case, how could we expect good results with a precondition of insufficient liver blood and kidney essence?
- Shortly after failed IVF/ET treatments, women often describe menstrual disorders such as a delayed or shortened cycle, increased menstrual bleeding, or amenorrhea. In such cases, we must first regulate menstruation before a new IVF/ET treatment is initiated. In the “Principle of Gynecological Diseases in Pregnancy” chapter we find the following statement: “The method for achieving pregnancy is to regulate menstruation to plant seeds” (tiao jing zhong zi ). It is certainly easier to become pregnant when menstruation is regular. From the biomedical perspective, a regular menstrual cycle is the result of the proper interplay of hypothalamus, hypophysis, and the ovaries. To regulate menstruation means to regulate this connection (the reproductive axis).
- Large amounts of hormones that have collected in the body after a failed IVF/ET treatment can affect the interplay of the body’s own hormones and disrupt the maturation of the ovum and the construction of the endometrium and development of the embryo. In this case, it is good to regulate the imbalances in the body for 2–3 months with TCM and to disburden it of the leftovers from previous hormone treatments.
- Many patients suffer from liver qi stagnation. The causes of this can consist of: long-lasting infertility, failed IVF/ET treatments, excessive expectations, but also the increasing pressure and psychological strain from family, society, and the patient’s professional and economic situation. Liver qi stagnation leads to disturbance in the qi and blood, which in turn affects the function of the liver and kidney because “the liver and kidney share the same source” (gan shen tong yuan ). According to TCM theory, this leads to a corresponding disturbance of the axis “kidney—tian gui—chong mai and ren mai—bao gong (uterus).” If such women continue biomedical treatment immediately after a failed IVF/ET attempt, an additional failure will further aggravate the stagnation, which causes a vicious circle. Therefore, more and more failures result. This is called “infertility due to liver depression” (gan yu bu yun ). Some patients suffer from depression or nervous agitation, which gives rise to or aggravates additional symptoms like exhaustion, insomnia, or changes in appetite and weight. After a failed IVF/ET treatment, we recommend treating the patient for 2–3 months with TCM to regulate and harmonize.
- Shortly after failed IVF/ET treatments, women often describe menstrual disorders such as a delayed or shortened cycle, increased menstrual bleeding, or amenorrhea. In such cases, we must first regulate menstruation before a new IVF/ET treatment is initiated. In the “Principle of Gynecological Diseases in Pregnancy” chapter we find the following statement: “The method for achieving pregnancy is to regulate menstruation to plant seeds” (tiao jing zhong zi ). It is certainly easier to become pregnant when menstruation is regular. From the biomedical perspective, a regular menstrual cycle is the result of the proper interplay of hypothalamus, hypophysis, and the ovaries. To regulate menstruation means to regulate this connection (the reproductive axis).
Common patterns during the preparatory and regulatory phases are:
- kidney vacuity with liver qi stagnation
- liver fire due to liver qi stagnation
- vacuity heat due to liver and kidney yin vacuity
- yang vacuity in the kidney and spleen, in combination with dampness and phlegm
- damp-heat accumulation in the lower burner
The treatment principle for prescribing medicinals and/or selecting acupuncture points depends on a differential diagnosis.
The ideal condition for an IVF/ET treatment includes:
- a comparatively abundant amount of blood and essence to support the pregnancy
- relaxation, to allow the axis “kidney—chong mai and ren mai—bao gong” to function
- correct pulse and tongue findings that express the balance of yin and yang, qi, blood, and the organs, as well as the absence of pathogenic factors that could impact the treatment, for example:
- a red tongue body with no fur indicates severe yin vacuity with vacuity heat, which could lead to agitation, reduced quality of oocytes and endometrium, and hence potentially to a miscarriage
- a thick tongue fur that indicates dampness and phlegm, which could lead to shifting of the uterus and its network vessels and hence to infertility
- a dark tongue body with stasis macules or bleeding that suggests blood stasis, which could lead to an impaired microcirculation in the reproductive organs
- a very fine and weak pulse, especially at the cubit (chi mai, i. e., kidney position), which indicates that liver blood and kidney essence are too weak to support the oocytes
- a red tongue body with no fur indicates severe yin vacuity with vacuity heat, which could lead to agitation, reduced quality of oocytes and endometrium, and hence potentially to a miscarriage
These deviations from the ideal state provide the explanation for a continued lack of pregnancy in spite of the fact that the biomedical preconditions, for example, an endometrial thickness of 10 mm, good embryo morphology, and an optimal hormonal state, are fulfilled. TCM always treats the whole person. A healthy appetite and sleep, balanced emotional state, and regular digestion are good and important signs for the patient.
Down-regulation Phase—Supplementing (Bu )
In this phase, the patient receives high doses of GnRH-a (gonadotropin-releasing hormone agonist), often for a “long protocol” of COS, to inhibit the activity of the reproductive axis and the body’s own hormones. This is called down-regulation and often begins in the luteal phase of the previous cycle. Patients with endometriosis and adenomyosis are treated for 2–3 months to control the endometriosis lesions. Patients with an irregular cycle or FSH (follicle-stimulating hormone) levels of more than 15 U/L are often given the “pill,” for example Marvelon, for 1–3 months prior to the start of IVF/ET treatment.
Therapy
Replenish and supplement blood and essence to regulate and strengthen the chong mai and ren mai.
Medicinal Therapy
Rx. Yang Xue Tian Jing Fang (, Bloodnourishing Essence-replenishing Formula) with modifications:
- dang gui (Angelicae sinensis radix)
- chuan xiong (Chuanxiong rhizoma)
- bai shao yao (Paeoniae radix alba)
- e jiao zhu (Asini corii gelatini pilula)
- shu di huang (Rehmanniae radix praeparata)
- he shou wu (Polygoni multiflori radix)
- gou qi zi (Lycii fructus)
- tu si zi (Cuscutae semen)
- chai hu (Bupleuri radix)
- shan zhu yu (Corni fructus)
- fu ling (Poria)
Note: It is necessary to select one of these groups for the main formula.
Necessary Additions:
- For kidney yang vacuity, add rou cong rong (Cistanches herba) and fu pen zi (Rubi fructus).
- For kidney yin vacuity, add nü zhen zi (Ligustri lucidi fructus) and han lian cao (Ecliptae herba).
- For excessive heat, replace chuan xiong with dan shen (Salviae miltiorrhizae radix) or chi shao (Paeoniae radix rubra).
Modifications:
- liver qi stagnation: add yu jin (Curcumae radix) and xiang fu (Cyperi rhizoma)
- insufficiency of qi: add dang shen (Codonopsis radix) or tai zi shen (Pseudostellariae radix)
- yin vacuity: add sha shen (Adenophorae seu glehniae radix), yu zhu (Polygonati odorati rhizoma), or huang jing (Polygonati rhizoma)
- insomnia: add suan zao ren (Ziziphi spinosi semen), bai zi ren (Platycladi semen), zhen zhu mu (Concha margaritifera), or yuan zhi (Polygalae radix)
The “down-regulation phase” or “supplementing phase” serves to replenish and supplement blood and essence without stimulating the reproductive function, which would run counter to the downregulation by GnRH-a.
Acupuncture
- CV-12, CV-6, CV-4, ST-36, SP-6, KI-3, GV-20, HT-7, LR-3
Menstrual Phase—Gently Free the Blood (Tong )
During this phase, the menstrual blood is flowing. Menstruation is the beginning of a new cycle. During this time, it is important to “drain instead of storing” (xie er bu cang ) and to “create a smooth passage by freeing the flow” (yi tong wei shun ). The blood should be freed and purged gently to cause the old endometrium to be eliminated completely and thereby ensure that the new endometrium can grow in a renewed environment. Treatment begins 2–3 days before the onset of menstruation and continues for another 3–4 days afterwards.
Therapy
Nourish blood and support the flow of blood to regulate menstruation.
Medicinal Therapy
Rx. Tiao Jing Fang (, Menses-regulating Formula), with modifications:
- dang gui
- chuan xiong
- shu di huang
- bai shao yao
- pu huang (Typhae pollen)
- xiang fu
- yi mu cao (Leonuri herba)
- he shou wu
- gan cao (Glycyrrhizae radix)
Modifications:
- heavy menstrual periods or periods with clots: add chai hu, qian cao (Rubiae radix), powdered san qi (Notoginseng radix), or pu huang tan (Typhae pollen carbonisatum)
- scant and dark periods: add ze lan (Lycopi herba), dan shen, hong hua (Carthami flos), or tao ren (Persicae semen)
- dysmenorrhea: add yan hu suo (Corydalis rhizoma), chuan lian zi (Toosendan fructus), wu yao (Linderae radix), or li zhi he (Litchi semen); for cold pain, add wu zhu yu (Evodiae fructus) and gao liang jiang (Alpiniae officinarum rhizoma)
Acupuncture
- CV-6, CV-3 SP-6, SP-10, SP-8, LR-3
It is possible that the menstrual period will fail to arrive after 2–3 months of taking GnRH-a. Be this as it may, as soon as stimulation of the oocyte development is initiated in the course of the IVF treatment, continue with phase 4 (oocyte maturation phase), under certain circumstances also bypassing the menstruation phase.
Oocyte Maturation Phase—Promoting (Cu )
This phase corresponds to the length of time that the patient is taking gonadotropin-FSH or hMG (human menopausal gonadotropin) to stimulate the maturation of the oocyte.
Therapy
Warm and supplement the kidneys, quicken the blood, and regulate the chong mai and ren mai, to promote oocyte maturation.
Medicinal Therapy
Rx. Zi Shen Tiao Chong Fang (, Kidneyenriching Thoroughfare-regulating Formula), with modifications:
- dang gui
- chuan xiong
- dan shen
- tu si zi
- qou qi zi
- ba ji tian (Morindae officinalis radix)
- xu duan (Dipsaci radix)
- zi he che (Hominis placenta)
- su mu
Note: It is necessary to select one of these groups for the main formula.
Necessary Additions:
- kidney yang vacuity: add lu rong, yin yang huo, ji xue teng (Spatholobi caulis), and rou gui
- kidney yin vacuity: add gui ban (Testudinis plastrum), nü zhen zi, han lian cao, chi shao, or mu dan pi (Moutan cortex)
Modifications:
- liver qi stagnation: add yu jin and mei gui hua (Rosae rugosae flos)
- blood stasis: add san leng and e zhu
- constipation: add rou cong rong and tao ren
- vacuity heat in the heart, leading to nervousness and disquietude: add bai he (Lilii bulbus) and lian zi xin (Nelumbinis plumula)
- constipation: add rou cong rong and tao ren
For vacuity of qi and yin and insomnia, add the same medicinals as in the down-regulation phase.
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