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Pregnancy and Medication Impact
Research Guide
What is Pregnancy and Medication Impact?
Pregnancy and Medication Impact is the study of how medications, especially immunosuppressive drugs, affect pregnancy outcomes in conditions like inflammatory bowel disease, rheumatoid arthritis, and asthma, including placental drug transfer, birth outcomes, fertility, teratogenicity, and management of pregnancy-related nausea and vomiting.
This field encompasses 59,435 works examining medication effects on pregnancy. Research addresses placental transfer, teratogenicity, and impacts on birth outcomes and fertility in diseases such as inflammatory bowel disease and rheumatoid arthritis. Studies also cover safety of medications for maternal conditions like asthma and high blood pressure during pregnancy.
Topic Hierarchy
Research Sub-Topics
Immunosuppressive Drugs in Pregnancy
This sub-topic assesses safety profiles, dosing adjustments, and maternal-fetal outcomes of drugs like azathioprine and tacrolimus in transplant and autoimmune patients. Researchers analyze registries and cohort studies for malformation risks.
Medication Use in IBD Pregnancy
This sub-topic investigates biologics, 5-ASAs, and steroids' efficacy and safety for maintaining remission in Crohn's and ulcerative colitis during gestation. Researchers report flare rates, congenital anomalies, and breastfeeding compatibility.
Placental Drug Transfer Mechanisms
This sub-topic studies transporter proteins, lipophilicity, and protein binding determining fetal drug exposure across the placenta. Researchers use ex vivo perfusion models and pharmacokinetic modeling.
Medication Teratogenicity Assessment
This sub-topic evaluates malformation risks from antenatal exposures using population databases and case-control studies. Researchers establish exposure windows and confounding adjustment methods.
Pregnancy Outcomes in Rheumatic Diseases
This sub-topic examines disease flares, preeclampsia, and neonatal complications in rheumatoid arthritis and lupus pregnancies under various therapies. Researchers develop preconception counseling and monitoring protocols.
Why It Matters
Management of medications during pregnancy directly influences maternal and fetal health outcomes in chronic conditions. Low-dose aspirin reduced preterm preeclampsia incidence in high-risk pregnancies, as shown in "Aspirin versus Placebo in Pregnancies at High Risk for Preterm Preeclampsia" (2017) by Rolnik et al., with treatment lowering diagnosis rates compared to placebo in a trial funded by the European Union Seventh Framework Program. Guidelines in "British Society of Gastroenterology consensus guidelines on the management of inflammatory bowel disease in adults" (2019) by Lamb et al. provide recommendations for ulcerative colitis and Crohn’s disease, addressing chronic gastrointestinal inflammation during pregnancy to optimize outcomes for 59,435 documented works in this area.
Reading Guide
Where to Start
"Report of the National High Blood Pressure Education Program Working Group on High Blood Pressure in Pregnancy" (2000) provides foundational guidelines on managing high blood pressure, a common pregnancy concern with medication implications, serving as an accessible entry due to its high citation count of 3273.
Key Papers Explained
"Report of the National High Blood Pressure Education Program Working Group on High Blood Pressure in Pregnancy" (2000) establishes hypertension management basics, which "Aspirin versus Placebo in Pregnancies at High Risk for Preterm Preeclampsia" (2017) by Rolnik et al. builds on by demonstrating aspirin's preventive role (2069 citations). "British Society of Gastroenterology consensus guidelines on the management of inflammatory bowel disease in adults" (2019) by Lamb et al. (2208 citations) extends this to IBD medication strategies, while "Selecting Therapeutic Targets in Inflammatory Bowel Disease (STRIDE): Determining Therapeutic Goals for Treat-to-Target" (2015) by Peyrin-Biroulet et al. (1776 citations) defines treat-to-target goals applicable to pregnancy contexts.
Paper Timeline
Most-cited paper highlighted in red. Papers ordered chronologically.
Advanced Directions
Current frontiers focus on integrating treat-to-target IBD strategies with pregnancy safety, as in "Selecting Therapeutic Targets in Inflammatory Bowel Disease (STRIDE): Determining Therapeutic Goals for Treat-to-Target" (2015) by Peyrin-Biroulet et al., calling for prospective studies on disease course changes. No recent preprints or news available, so emphasis remains on consensus guidelines like "British Society of Gastroenterology consensus guidelines on the management of inflammatory bowel disease in adults" (2019) by Lamb et al. for ongoing clinical application.
Papers at a Glance
| # | Paper | Year | Venue | Citations | Open Access |
|---|---|---|---|---|---|
| 1 | Report of the National High Blood Pressure Education Program W... | 2000 | American Journal of Ob... | 3.3K | ✕ |
| 2 | Clinical epidemiology of inflammatory bowel disease: incidence... | 2004 | Gastroenterology | 3.1K | ✓ |
| 3 | Latest Advances in Understanding Preeclampsia | 2005 | Science | 2.6K | ✕ |
| 4 | British Society of Gastroenterology consensus guidelines on th... | 2019 | Gut | 2.2K | ✓ |
| 5 | Aspirin versus Placebo in Pregnancies at High Risk for Preterm... | 2017 | New England Journal of... | 2.1K | ✓ |
| 6 | Selecting Therapeutic Targets in Inflammatory Bowel Disease (S... | 2015 | The American Journal o... | 1.8K | ✕ |
| 7 | KDIGO clinical practice guideline for the care of kidney trans... | 2009 | Kidney International | 1.7K | ✕ |
| 8 | Epidemiology and risk factors for IBD | 2015 | Nature Reviews Gastroe... | 1.7K | ✕ |
| 9 | Regulatory T cells mediate maternal tolerance to the fetus | 2004 | Nature Immunology | 1.6K | ✕ |
| 10 | THE CLASSIFICATION AND DIAGNOSIS OF THE HYPERTENSIVE DISORDERS... | 2001 | Hypertension in Pregnancy | 1.6K | ✕ |
Frequently Asked Questions
What are the effects of immunosuppressive drugs on pregnancy outcomes?
Immunosuppressive drugs impact pregnancy in conditions like inflammatory bowel disease, affecting placental transfer and birth outcomes. "British Society of Gastroenterology consensus guidelines on the management of inflammatory bowel disease in adults" (2019) by Lamb et al. outlines management for ulcerative colitis and Crohn’s disease, which exhibit heterogeneous inflammatory burden. Optimal strategies balance maternal disease control with fetal safety.
How does low-dose aspirin affect high-risk pregnancies?
Low-dose aspirin in women at high risk for preterm preeclampsia resulted in lower incidence compared to placebo. "Aspirin versus Placebo in Pregnancies at High Risk for Preterm Preeclampsia" (2017) by Rolnik et al. demonstrated this in a trial (EudraCT 2013-003778-29). The intervention targeted preterm preeclampsia prevention.
What guidelines exist for managing inflammatory bowel disease during pregnancy?
Management of inflammatory bowel disease in pregnancy follows consensus guidelines for adults with ulcerative colitis and Crohn’s disease. "British Society of Gastroenterology consensus guidelines on the management of inflammatory bowel disease in adults" (2019) by Lamb et al. addresses chronic gastrointestinal inflammation heterogeneity. These recommendations guide medication use to control symptoms while minimizing pregnancy risks.
What role do medications play in preeclampsia during pregnancy?
Preeclampsia originates in the placenta, causing maternal and fetal issues, with medications like aspirin used preventively. "Latest Advances in Understanding Preeclampsia" (2005) by Redman and Sargent summarizes placental causes threatening survival in severe cases. "Aspirin versus Placebo in Pregnancies at High Risk for Preterm Preeclampsia" (2017) by Rolnik et al. shows aspirin's efficacy in high-risk groups.
How is high blood pressure managed in pregnancy?
High blood pressure in pregnancy follows recommendations from working groups. "Report of the National High Blood Pressure Education Program Working Group on High Blood Pressure in Pregnancy" (2000) provides guidance on this condition. Classifications appear in "THE CLASSIFICATION AND DIAGNOSIS OF THE HYPERTENSIVE DISORDERS OF PREGNANCY: STATEMENT FROM THE INTERNATIONAL SOCIETY FOR THE STUDY OF HYPERTENSION IN PREGNANCY (ISSHP)" (2001) by Brown et al.
Open Research Questions
- ? How do specific immunosuppressive drugs cross the placenta and alter fetal immune development in inflammatory bowel disease pregnancies?
- ? What are the long-term birth outcomes for offspring exposed to rheumatoid arthritis medications in utero?
- ? Which therapeutic targets in treat-to-target strategies for IBD minimize teratogenic risks during pregnancy?
- ? How do environmental influences on IBD incidence interact with medication safety profiles in pregnant patients?
- ? What mechanisms underlie maternal tolerance to the fetus in the context of immunosuppressive therapy?
Recent Trends
The field has accumulated 59,435 works, with high-impact papers like "British Society of Gastroenterology consensus guidelines on the management of inflammatory bowel disease in adults" by Lamb et al. (2208 citations) providing recent management standards for pregnancy-impacted IBD. Growth rate data unavailable, but citations reflect sustained focus on preeclampsia interventions, as in "Aspirin versus Placebo in Pregnancies at High Risk for Preterm Preeclampsia" (2017) by Rolnik et al. (2069 citations).
2019No recent preprints or news reported.
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