April 2023 in “Clinical Chemistry and Laboratory Medicine” The document concludes that inflammation markers can be used in diabetes, vitamin D3 affects immune pathways, hyperthyroidism changes hormone levels, androgen levels help diagnose Adrenocortical Carcinoma, erectile dysfunction is linked to diabetes, hypogonadism is common in HIV-infected males, and hormones can be biomarkers for various conditions.
February 2023 in “Vaccines” COVID-19 may harm male reproductive health and lower testosterone levels, potentially affecting fertility and causing erectile dysfunction. More research is needed.
December 2013 in “Iranian Journal of Applied Animal Science” Adding bentonite clays to goat diets increased milk yield, periwinkle shell improved chicken egg production, and vaccination increased muscle area and carcass yield in calves.
195 citations,
May 2007 in “The Journal of Clinical Endocrinology and Metabolism” Dutasteride and finasteride may reduce sperm count and volume but don't affect movement or shape; effects are reversible after stopping.
35 citations,
February 2005 in “Biology of Reproduction” PNU157706 reduced rat sperm movement and fertility without affecting offspring health.
1 citations,
February 2022 in “Online journal of biological sciences” The document does not determine if adults with aphallia are fertile.
January 2009 in “Blackwell Publishing Ltd eBooks” AGA causes permanent hair loss; minoxidil helps men, finasteride helps men, minoxidil somewhat helps women, estrogens/antiandrogens lack evidence for women.
18 citations,
April 2019 in “Journal of The American Academy of Dermatology” Some skin medications can harm male fertility, but they don't seem to cause birth defects from father's exposure.
June 2022 in “Journal of Experimental Biology and Agricultural Sciences” Higher testosterone harms sperm motility, while higher estradiol improves sperm survival.
49 citations,
August 1996 in “The Journal of Clinical Endocrinology and Metabolism” The combination of cyproterone acetate and testosterone enanthate is highly effective in preventing sperm production and could be a good reversible male contraceptive.
13 citations,
January 2019 in “Endocrine journal” Dihydrotestosterone treatment can help penis growth in boys with 5α-reductase deficiency but doesn't fully normalize size after puberty.
July 2017 in “Indian journal of sexually transmitted diseases and AIDS” Finasteride, a hair loss drug, can cause sexual side effects like erectile dysfunction in 2.1%-3.8% of users, but these usually go away with time or if the drug is stopped. Despite this, its impact on sexual function is minimal for most men.
1 citations,
September 2013 in “Fertility and Sterility” Finasteride may improve sperm count in subfertile men with low sperm count.
68 citations,
February 2019 in “Urology” Hormonal treatment in transgender women reduces semen quality, but stopping treatment may improve it.
1 citations,
December 2013 in “Fertility and Sterility” Finasteride discontinuation increases sperm count in men.
Finasteride impairs sperm quality and fertility in rats, even after stopping treatment.
11 citations,
March 2010 in “International Journal of Andrology” Finasteride 1-mg doesn't harm sperm or pregnancy chances.
1 citations,
May 2011 in “Journal of Human Reproductive Sciences” Finasteride may decrease semen quality but not harm sperm production, and stopping the drug can improve semen quality; hyperprolactinemia can cause infertility but is treatable with medication.
2 citations,
January 2011 in “Yearbook of Urology” Stopping finasteride can improve sperm count in infertile men.
1 citations,
October 2023 in “Fertility and sterility” Men who went through puberty later had lower sperm counts and altered hormone levels, possibly affecting fertility.
July 2018 in “The Journal of Sexual Medicine” Finasteride does not negatively affect male reproductive function.
March 2013 in “Reactions Weekly” A man's fertility improved after he stopped taking finasteride but worsened again when he restarted the medication.
38 citations,
April 2011 in “Fertility and Sterility” Finasteride may cause male infertility, stopping it can help.
May 2022 in “Research Square (Research Square)” Melatonin improved sheep reproduction, being more beneficial and cost-effective in males.
February 2024 in “The Journal of Sexual Medicine” 5-α reductase inhibitors do not significantly affect male reproductive function but may reduce semen volume.
1 citations,
January 2020 in “Recent Research in Genetics and Genomics/Recent Research in Genetics and Genomics ” High doses of Lepidium sativum seed extract are toxic and should be used with caution.
October 2020 in “Journal of Pakistan Association of Dermatology” Finasteride appears safe for long-term sperm concentration, but more research is needed for clear conclusions.
15 citations,
December 2014 in “JAMA Dermatology”
34 citations,
January 2004 in “Revista do Hospital das Clínicas” Finasteride may worsen infertility in men with existing issues, but stopping it can improve sperm health.
8 citations,
December 2016 in “Revista Medica De Chile” Finasteride can cause sexual dysfunction, sperm changes, and affect bone density and metabolism.