December 2025 in “International Journal of Research in Dermatology” Isotretinoin effectively treats severe acne but has serious side effects and requires careful monitoring.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Finasteride is risky during pregnancy, but the chance of harm from a male partner taking it is low if handled safely.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Pregnant women should avoid handling crushed finasteride tablets, but exposure through a male partner's semen is minimal.
June 2023 in “Al-Mağallaẗ al-ʻirāqiyyaẗ li-l-ṣaydalaẗ” High doses of rosemary extract can harm developing offspring and should be avoided during pregnancy and lactation.
May 2023 in “Al-Mağallaẗ al-ʻirāqiyyaẗ li-l-ṣaydalaẗ” High doses of rosemary extract can harm the liver, kidneys, and reproductive organs in young rats.
March 2020 in “DOAJ (DOAJ: Directory of Open Access Journals)” Finasteride may help treat female hair loss, but has risks.
Newer retinoid drugs are effective for skin conditions but have significant side effects.
January 1990 in “Irish Journal of Medical Science (1971 -)” Retinoids are important for treating skin conditions but should be used with caution due to serious side effects and risks during pregnancy.
17 citations
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June 2012 in “Journal of experimental zoology. Part B, Molecular and developmental evolution” Hair in mammals likely evolved from glandular structures, not scales.
171 citations
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October 1990 in “Alcoholism/Alcoholism, clinical and experimental research” The document concludes that the exact way alcohol causes harm to fetal development is unknown, but it significantly affects nutrient transport to the fetus and a safe level of alcohol during pregnancy is not determined.
Spironolactone is a promising alternative to antibiotics for treating acne in adult females.
43 citations
,
January 1977 in “Toxicology and Applied Pharmacology” Minoxidil is mostly safe, but high doses can cause electrolyte imbalances and heart issues in dogs.
6 citations
,
August 2009 in “Mini-reviews in Medicinal Chemistry” Different drugs can treat high male hormone levels in women, but they have various effects and some may harm a fetus.
3 citations
,
August 2000 in “Anatomia Histologia Embryologia” Prenatal retinoic acid exposure did not affect mouse vibrissal follicle development.
3 citations
,
January 1993 in “Toxicological Sciences” 2-Ethylhexanoic acid harms fertility and delays development in rats.
1 citations
,
April 2015 in “Russkij žurnal detskoj nevrologii” Antiepileptic drugs can cause side effects like menstrual problems and infertility in women with epilepsy, but most pregnancies result in healthy babies, with newer drugs being safer.
1 citations
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September 2001 in “PubMed” Acitretin treats severe skin conditions but requires careful monitoring due to serious side effects.
September 2024 in “Health Problems of Civilization” Isotretinoin effectively treats severe acne but has significant side effects requiring careful monitoring.
Taking too much biotin can mess up blood test results, which might lead to wrong diagnoses and treatments.
Diphenyl cresyl phosphate has low toxicity but can harm the liver, kidneys, adrenal glands, and testicles at high doses.
September 1989 in “Neuroscience letters” People need different amounts of biotin based on age, and not getting enough can cause health problems.
October 2024 in “Andrology” Paternal drug exposure can harm fertility, pregnancy outcomes, and offspring health, with specific drugs linked to various reproductive issues.
Certain medications can negatively impact male fertility.
49 citations
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March 2018 in “Toxicological sciences” Low doses of mixed chemicals cause permanent reproductive malformations in male rats.
724 citations
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April 2004 in “Lancet Oncology” Chemotherapy in the first trimester of pregnancy is risky, but in the second and third trimesters, it's generally safe with careful drug selection and timing.
1 citations
,
July 2010 in “PubMed” December 2022 in “CRC Press eBooks” Antiandrogens block male hormones and are not safe during pregnancy.
January 2026 in “Frontiers in Pharmacology” Certain drugs can cause male infertility, so fertility counseling and sperm preservation are advised.
1 citations
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May 2023 in “Elsevier eBooks” 132 citations
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January 1987 in “Annals of Internal Medicine” Methimazole may cause skin defects in babies if taken during pregnancy.