DES (Diethylstilbestrol) Info

DES (Diethylstilbestrol) Info We welcome everyone from the DES community -- Mothers, Daughters, Sons, 3rd Generation and all exposed! In some clinics, it was given to every pregnant patient.

DES Info Association:

The DES tragedy of in-utero exposure and its devastating effects on multiple generations must not be forgotten. The medical community need education about the sequela of DES Exposure. (1) know how to screen the DES exposed, (2) Know the continueing long term effects of DES exposure, and (3) Provide prompt care when DES Exposed patients develop complications.

** What is DES (diethylstilbestrol)? **

DES (diethylstilbestrol), is a teratogenic and carcinogenic synthetic estrogen (Endocrine Disruptor) , is the world’s first major drug disaster. It was prescribed to millions of pregnant women for decades: from 1938 into the 1970s in the United States; and until the mid-1980s in parts of Latin America, Europe, Australia, and the Third World (Currently in Kenya). The currently proven effects of exposure include a rare vaginal cancer in DES Daughters; greater risk for breast cancer in DES Mothers; possible risk for testicular cancer in DES Sons, along with transgender and reproductive malformations; abnormal reproductive organs; infertility; high-risk pregnancies; Skeletal issues and an increased risk for breast cancer in DES Daughters. There are a number of other suspected effects, including auto-immune disorders, but many of these effects are still awaiting further research. For decades, Big Pharma claimed DES prevented miscarriages and problem pregnancies. It was sometimes given as an injection, but primarily it was prescribed in pill form. Never patented, DES was marketed under 200 different names, although the majority of the drug was actually produced by Eli Lilly. DES was sometimes even included in prescription prenatal vitamins. As early as 1938, studies showed that DES promoted cancer in lab animals. But at that time, people thought animal studies only provided a hint of what could happen in humans. Also, no one knew that drugs could cross the placenta and affect a baby in utero. (Note there was a 1941 mouse study that showed mice with absent or deformed fallopian tubes. The warning signs were there for humans.) In 1941, the original clinical uses for DES were to treat gonorrheal vaginitis, senile vaginitis, menopausal symptoms and to suppress lactation. Between 1941 and 1947, it was used for pregnancy without FDA approval. No controlled studies were ever conducted by the drug companies to determine the effectiveness or safety of DES for use during pregnancy, even after some scientists started questioning its efficacy in the 1950s. As early as 1953, research revealed that DES did not work (The Dieckmann Study) – that DES actually brought about higher rates of premature birth and infant mortality – yet DES continued to be prescribed to pregnant women for decades. This is because pharmaceutical companies continued to heavily promote DES use to doctors. The drug was a top moneymaker for Big Pharma. In the late 1960s, there was an unprecedented appearance of rare cancer in young women. Clear cell cancer (CCA) – a rare cancer of the vagina – was diagnosed in an age group never before found to develop it. (Normally elderly women developed CCA.) There were eight such cases at Massachusetts General Hospital in Boston alone. One of the mothers raised the question of whether her daughter's cancer might be connected to DES exposure in utero. Doctors discovered the DES link in 1971 and published their findings in the April 1971 issue of New England Journal of Medicine. News of the cancer cases made national headlines. However, the FDA did not act on this information until public pressure, including Congressional Hearings, forced the FDA to issue a warning about DES in November 1971. The drug was not banned for human use. DES was contraindicated for pregnancy by the FDA in 1972. It was not until September 2000 that the FDA finally withdrew its approval of DES for humans. Researchers are now investigating whether DES health issues are extending into the next generation, the so-called DES Grandchildren (Third Generation). As study results come in, there is growing evidence that this group has been adversely impacted by a drug prescribed to their grandmothers. To this day, not one drug company has ever apologized or accepted responsibility for the DES tragedy. Nevertheless, they have paid millions in out-of-court settlements and verdicts to DES Daughters and Sons who suffered injuries from their exposure. Please join us in our mission to continue to provide information to the DES exposed on DES information and other health related information along with pushing for more physician education to know how to care for the DES exposed. Also, we are continuing to push for more research! Our moto is "Knowledge is Power" DES Info Association is a free resource for Diethylstilbestrol Information and Research

“DISCLAIMER: THIS SITE DOES NOT PROVIDE MEDICAL ADVICE. The information on this site, including but not limited to text, graphics, images and other material, is for informational purposes only. It is not intended to be a substitute for professional medical advice, diagnosis or treatment. If you have any questions about how the information contained on this website may relate to you, you should seek the advice of a physician or other qualified health care professional.”

DES Info: A sad step back into history.“In 1953, researchers at the University of Chicago undertook the first and only d...
09/18/2025

DES Info: A sad step back into history.

“In 1953, researchers at the University of Chicago undertook the first and only double-blind, controlled study of the efficacy of DES for prevention of miscarriage. The study found that the women given a placebo had more live births than the women given DES. This study found that DES was ineffective to prevent miscarriages. Other reported studies also concluded that DES was of no value in preventing miscarriages.”

American Journal of Obstetrics & Gynecology
“Does the Administration of Diethylstilbestrol During Pregnancy Have Therapeutic Value” 1062 (1953) W.J. Dieckmann

“Effect of Stilbestrol on Pregnancy Compared to the Effect of A Placebo 65 (1953) James Ferguson

DES Info: The DES Tragedy did not have to happen; it was known in 1953 that DES was ineffective in preventing miscarriage

The DES Community are still awaiting an apology!


‪ #‎TheDESTragedy‬‬‬‬‬‬‬‬‬
DESInfo411@gmail.com

• DES Info: Incidence rates and risks of diethylstilbestrol-related clear-cell adenocarcinoma of the va**na and cervix 2...
09/18/2025

• DES Info: Incidence rates and risks of diethylstilbestrol-related clear-cell adenocarcinoma of the va**na and cervix 2017
Huo D, Anderson D, Palmer JR, Herbst AL. “Incidence rates and risks of diethylstilbestrol-related clear-cell adenocarcinoma of the va**na and cervix: Update after 40-year follow-up.” Gynecol Oncol. 2017 Sep;146(3):566-571. doi: 10.1016/j.ygyno.2017.06.028. Epub 2017 Jul 6. PMID: 28689666.

Study Highlights:
•The rate of DES-related CCA peaked at age 19; there was a second peak at age 42.
•DES-related CCA has occurred in those as old as 55 years.
•CCA risk across birth cohorts was closely correlated with DES prescription over time.
•The cumulative risk of CCA up to the age of 50 is 1 per 750 exposed.
•There is evidence that many of the cases with negative histories were exposed.
Study Conclusion: With the largest data available, our results confirmed the association between prenatal DES exposure and clear cell adenocarcinoma. The study also refines the risks of DES-related CCA.

For further information, please review the article online or contact DES Info Association at DESInfo411@gmail.com. Please include the title of the article.


DESInfo411@gmail.com

DES Info: Taking Healthcare by Storm: I was interviewed by Dr. Jean Storm on Diethylstilbestrol Exposure, its related he...
09/16/2025

DES Info: Taking Healthcare by Storm: I was interviewed by Dr. Jean Storm on Diethylstilbestrol Exposure, its related health effects and what is needed to care for the DES exposed.
“In this episode of Taking Healthcare by Storm, Quality Insights Medical Director Dr. Jean Storm speaks with Karen Fernandes, RN, CPHQ, CPAA, a nationally respected healthcare leader and advocate with decades of experience in nursing, quality managementmanagement, and patient safety.
Karen discusses her personal connection to the far-reaching impact of the synthetic estrogen diethylstilbestrol (DES), prescribed from the 1940s to the 1970s. She highlights its multi-generational health effects and stresses the need for increased awareness, research funding, and provider education.”

Keep up to date with this podcast about healthcare industry insights that delves into the captivating intersection of innovation, science, compassion, and care.

DES Info: DES – BPA’s link to breast cancer.Doherty LF, Bromer JG, Zhou Y, Aldad TS, Taylor HS. “In utero exposure to di...
09/12/2025

DES Info: DES – BPA’s link to breast cancer.

Doherty LF, Bromer JG, Zhou Y, Aldad TS, Taylor HS. “In utero exposure to diethylstilbestrol (DES) or bisphenol-A (BPA) increases EZH2 expression in the mammary gland: an epigenetic mechanism linking endocrine disruptors to breast cancer” Horm Cancer. 2010 Jun;1(3):146-55. doi: 10.1007/s12672-010-0015-9. PMID: 21761357; PMCID: PMC3140020

Interesting article on the study in the mouse model and breast cancer– “Diethylstilbestrol (DES) and bisphenol-A (BPA) are estrogen-like endocrine-disrupting chemicals that induce persistent epigenetic changes in the developing uterus.”

“However, DES exposure in utero is also associated with an increased risk of breast cancer in adult women. Similarly, fetal exposure to BPA induces neoplastic changes in mammary tissue of mice. “

“Similarly, mice exposed to BPA or DES in utero showed increased mammary histone H3 trimethylation. Developmental programming of EZH2 is a novel mechanism by which in utero exposure to endocrine disruptors leads to epigenetic regulation of the mammary gland.”

Research like this supports the recommendation for annual mammograms in DES Exposed Women.

For further information, please review the article online or contact DES Info Association at DESInfo411@gmail.com. Please include the title of the article.



DESInfo411@gmail.com

09/06/2025

Scott Kerlin, PhD, M.S., Kerlin & Associates Research grad-mentor.comAccompanying Facebook Group:(Private): DES Research and Support Group of Dr. Scott KerlinContact Information:Scott Kerlin: s…

DES Info: A DES Daughter’s shared her reproductive journeyWell, I have not had any breast cancer issues yet. I have fail...
08/26/2025

DES Info: A DES Daughter’s shared her reproductive journey

Well, I have not had any breast cancer issues yet. I have failed mammograms but nothing that is a problem. Gods Blessings!

When I was younger, I had a few D&Cs to clean out my lining due to my period and excessive bleeding. I was on birth control not for birth control but to regulate my period.

I did take infertility drugs and lost my first child to a premature birth at 25wks. Then my second child was born at 27wks. The 3rd and 4th births were full term, but I had to have a cervical cerclage put in with them. Labor was long and hard due to scaring tissue from the cerclage.

I have to say that the infertility drugs had their own side effects.

I eventually had a hysterectomy.



DESInfo411@gmail.com

DES Info:  DES - DNA damage in spermatogonial stem cells in vitro.Habas K, Brinkworth MH, Anderson D. “Diethylstilbestro...
08/22/2025

DES Info: DES - DNA damage in spermatogonial stem cells in vitro.

Habas K, Brinkworth MH, Anderson D. “Diethylstilbestrol induces oxidative DNA damage, resulting in apoptosis of spermatogonial stem cells in vitro.” Toxicology. 2017 May 1;382:117-121. doi: 10.1016/j.tox.2017.03.013. Epub 2017 Mar 14. PMID: 28315349.

The results of this study notes the following: The results showed DES-induced DNA damage, increased apoptotic cells, and increased production of intracellular superoxide anions. Investigating the mechanisms and biology of SSCs in this way helps to provide a better understanding of spermatogonial stem cell regulation.”

For further information, please review the article online or contact DES Info Association at DESInfo411@gmail.com. Please include the title of the article.



DESInfo411@gmail.com

DES Info: DES Daughter shared her story and depressionI am a DES daughter born in 1968. I started my period started for ...
08/16/2025

DES Info: DES Daughter shared her story and depression

I am a DES daughter born in 1968. I started my period started for the first time when I was 10 years old and had my first pap smear at 11 years old. I have one child.

I am absolutely petrified so I have not had a physical or a pap smear in the last 16 years. All my life I have had horrible periods horrible cramping and clotting. I am scheduled to have my first Pap in all those years in the next two weeks.

I am now growing facial hair, have hot flashes and night sweats. I do believe I am entering menopause.

I have however had horrible problems with depression my whole life. I mean life consuming depression and it seems my son has inherited the same. This will sound kind of strange but I just don't want to take the depression medications. That seems to be the answer for every doctor is to prescribe medicine. I just don't like to take medicine. It seems like you trade one symptom for 10 others. I mean seriously, isn't that what Got Us DES babies in the position we're in now?

My first-time researching DES, I discovered that depression is a common side effect with First generation DES babies. I'm curious to know if there is anyone else that has suffered the same.



DESInfo411@gmail.com

DES Info: DES – DNA & the UterusSato K, Fukata H, Kogo Y, Ohgane J, Shiota K, Mori C. “Neonatal exposure to diethylstilb...
08/15/2025

DES Info: DES – DNA & the Uterus

Sato K, Fukata H, Kogo Y, Ohgane J, Shiota K, Mori C. “Neonatal exposure to diethylstilbestrol alters expression of DNA
methyltransferases and methylation of genomic DNA in the mouse uterus.” Endocr J. 2009;56(1):131-9. doi: 10.1507/endocrj.k08e-239. Epub 2008 Nov 8. PMID: 18997445.

This article states the following: “Neonatal exposure to diethylstilbestrol alters expression of DNA methyltransferases and methylation of genomic DNA in the uterus”

“Perinatal exposure to diethylstilbestrol (DES) can have numerous adverse effects on the reproductive organs later in life, such as va**nal clear-cell adenocarcinoma.”

For further information, please review the article online or contact DES Info Association at DESInfo411@gmail.com. Please include the title of the article.



DESInfo411@gmail.com

DES Info: Direct effect of DES exposure on the risk of low birthweight/preterm birth in the 3rd GenerationYim G, Roberts...
08/06/2025

DES Info: Direct effect of DES exposure on the risk of low birthweight/preterm birth in the 3rd Generation

Yim G, Roberts A, Wypij D, Kioumourtzoglou MA, Weisskopf MG. “Grandmothers' endocrine disruption during pregnancy, low birth weight, and preterm birth in third generation.” Int J Epidemiol. 2022 Jan 6;50(6):1886-1896. doi: 10.1093/ije/dyab065. Epub 2021 Apr 5. PMID: 34999879; PMCID: PMC8743108.

This research article concludes with the following.
“Grandmother use of DES during pregnancy is associated with an increased risk of LBW, predominantly through an increased risk of PTB. Results when considering G1 birth outcomes suggest this does not result from confounding by indication.”

For further information, please review the article online or contact DES Info Association at DESInfo411@gmail.com. Please include the title of the article.



DESInfo411@gmail.com

DES Info: In utero diethylstilbestrol (DES) exposure alters Hox genes! Block, K., Kardana, A., Igarashi, P. and Taylor, ...
08/01/2025

DES Info: In utero diethylstilbestrol (DES) exposure alters Hox genes!

Block, K., Kardana, A., Igarashi, P. and Taylor, H.S. (2000), “In utero diethylstilbestrol (DES) exposure alters Hox gene expression in the developing mullerian system.” The FASEB Journal, 14: 1101-1108. https://doi.org/10.1096/fasebj.14.9.1101

This is an important study with demonstrated the following: “Produces changes in the expression pattern of several Hox genes that are involved in patterning of the reproductive tract. DES produces posterior shifts in Hox gene expression and homeotic anterior transformations of the reproductive tract. “ “DES induces HOXA9 or HOXA10 gene expression, respectively, to levels approximately twofold that induced by estradiol.”

This is an important statement: “Changes in Hox gene expression are a potential marker for the effects of in utero drug use that may become apparent only at late stages of development.”

For further information, please review the article online or contact DES Info Association at DESInfo411@gmail.com. Please include the title of the article.



DESInfo411@gmail.com

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