Risk of drug-induced congenital defects

Marco De Santis1, Gianluca Straface, Brigida Carducci

  • 1Telefono Rosso-Teratology Information Service, Institute of Obstetrics and Gynaecology, Catholic University Sacred Heart, Largo A. Gemelli 8, Rome 00168, Italy. marcodesantis@rm.unicatt.it

Insights

Preventing drug-induced birth defects involves cautious medication use in women of childbearing potential. Strict medical supervision and knowledge of drug teratogenicity are crucial for safe pregnancy outcomes.

Area of Science:

  • Medical Science
  • Pharmacology
  • Teratology

Background:

  • Drug therapy accounts for approximately 1% of congenital defects with known causes.
  • A significant number of pregnancies are unplanned, highlighting the need for proactive measures.
  • The number of drugs with known teratogenic effects is substantial, with ongoing development of new pharmaceuticals.

Purpose of the Study:

  • To emphasize the importance of a precautionary approach to drug use in women of reproductive age.
  • To underscore the complexity in recognizing drug-induced teratogenic effects.
  • To advocate for informed medication management during pregnancy and preconception.

Main Methods:

  • Review of existing data on drug-induced teratogenicity.
  • Consideration of both animal experimental data and human experience.
  • Highlighting the role of Teratology Information Services.

Main Results:

  • Approximately 25 drugs currently have proven teratogenic effects, with more in development.
  • Recognition of teratogenicity requires a multifaceted approach, integrating diverse data sources.
  • Strict medical control is essential for drugs with known or suspected teratogenic potential, especially in unplanned pregnancies.

Conclusions:

  • Judicious drug use in fertile and pregnant women is a viable preventive strategy for congenital defects.
  • Informed therapeutic decisions, including pre-conception therapy modification, are vital.
  • Prioritizing essential medications with available clinical data and utilizing Teratology Information Services can mitigate risks.

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