research Testosterone Is a Contraceptive and Should Not Be Used in Men Who Desire Fertility
Testosterone replacement therapy can prevent men from fathering children and should not be used by those wanting to stay fertile.
Search
for
Sort by
Research
30 / 1000+ results 
research Telogen effluvium on the unilateral flank with testicular tumor in a dog
A dog's hair loss was caused by a hormone-secreting testicular tumor.
research Spontaneous fertility in a male patient with testotoxicosis despite suppression of FSH levels
A man with testotoxicosis was fertile despite low FSH levels, suggesting high testosterone may allow sperm production without FSH.
research The Effect of Intratesticular Platelet-Rich Plasma Injection on Sperm Retrieval Rates in Non-Obstructive Azoospermia Male after Failed Testicular Sperm Extraction: An Inception Cohort
Intratesticular PRP injections are safe but not proven to improve sperm retrieval in certain infertile men.
research Testicular Steroidogenesis
Genetic defects in testosterone production can cause hormonal and developmental disorders, and more research is needed to understand androgen regulation and develop safer treatments.
research Characteristics of flutamide action on prostatic and testicular functions in the rat
Flutamide combined with an LHRH agonist effectively inhibits prostate growth, suggesting it could treat prostate cancer.
research Role of 5α-dihydrotestosterone in testicular development of gilthead seabream following finasteride administration
DHT affects testicular development and regulates spermatogenesis in some fish.
research Testosterone in COVID-19: An Adversary Bane or Comrade Boon
Testosterone's effects on COVID-19 are unclear and need more research.
research Male reproductive health after 3 months from SARS-CoV-2 infection: a multicentric study
COVID-19 temporarily affects male reproductive health, but sperm and testosterone levels generally return to normal after three months.
research Modelling androgen synthesis and action during human sexual differentiation
Male sexual differentiation is regulated independently, while female differentiation occurs in an androgenic environment, affecting conditions like congenital adrenal hyperplasia.
research Sub-chronic effects of a Phthirusa pyrifolia aqueous extract on reproductive function and comparative hormone levels in male rats
Phthirusa pyrifolia extract may lower testosterone and harm male rat reproduction without damaging the liver or kidneys.
research Anabolic androgenic steroids and carcinogenicity focusing on Leydig cell: a literature review
Anabolic androgenic steroids can increase cancer risk and disrupt hormones.
research The Optimal Indication for Testosterone Replacement Therapy in Late Onset Hypogonadism
Testosterone replacement therapy should be used for men with low testosterone levels and symptoms of hypogonadism, after careful diagnosis and considering individual needs.
research Testosterone therapy in men: Clinical and pharmacological perspectives
Testosterone therapy aims to treat hormone deficiencies and various conditions safely and effectively, but requires careful patient monitoring due to potential side effects.
research Increased DHEAS and Decreased Total Testosterone Serum Levels in a Subset of Men with Early-Onset Androgenetic Alopecia: Does a Male PCOS-Equivalent Exist?
Some men with early hair loss may have a male version of PCOS, affecting hormones and increasing health risks.
research Pharmacokinetics of 2 Novel Formulations of Modified-Release Oral Testosterone Alone and With Finasteride in Normal Men With Experimental Hypogonadism
New oral testosterone formulations show potential for safer, effective hormone replacement in men with low testosterone.
research Evaluation of efficacy, safety, and reversibility of combination regimen of cyproterone acetate and testosterone buciclate in bonnet monkey
The right dosage of CPA and TB can work as a safe and reversible male contraceptive in monkeys.
research Negative Impact of Testosterone Deficiency and 5α-Reductase Inhibitors Therapy on Metabolic and Sexual Function in Men
Low testosterone and 5α-reductase inhibitors can harm men's metabolic and sexual health; testosterone therapy may help, but discussing 5α-RIs' side effects is important.
research Steady-state pharmacokinetics of oral testosterone undecanoate with concomitant inhibition of 5α-reductase by finasteride
Finasteride doesn't affect oral testosterone undecanoate, and high DHT levels may cause acne, prostate issues, and hair loss.
research Pharmacokinetics of Modified Slow-Release Oral Testosterone Over 9 Days in Normal Men With Experimental Hypogonadism
The new oral testosterone pill normalized testosterone levels and lowered SHBG in men with low testosterone.
research Do 5α-Reductase Inhibitors Raise Circulating Serum Testosterone Levels? A Comprehensive Review and Meta-Analysis to Explaining Paradoxical Results
5α-Reductase inhibitors do not consistently increase testosterone levels in the blood.
research Salivary testosterone levels in infertile men
Men with low or no sperm count have lower salivary testosterone levels, and saliva testing can measure their testosterone well.
research Auswirkungen einer Hormonersatztherapie mit Testosteron auf Haut, Haare und Anhangsgebilde
Testosterone therapy can improve skin and hair in men with low testosterone but may cause skin irritation with certain treatments.
research Baldness and testicular cancer: the EPSAM case-control study
Bald men may have a lower risk of testicular cancer.
research Testosterone Deficiency is Not Protective Against the Development of Adenocarcinoma of the Prostate in a Type 1 Diabetic Patient
Low testosterone does not prevent prostate cancer in men with type 1 diabetes.
research A combined regimen of cyproterone acetate and testosterone enanthate as a potentially highly effective male contraceptive.
The combination of cyproterone acetate and testosterone enanthate is highly effective in preventing sperm production and could be a good reversible male contraceptive.
research Azasteroids as inhibitors of testosterone 5α-reductase in mammalian skin
Certain 4-azasteroids are effective at blocking the enzyme that processes testosterone in human skin and could help treat acne, excessive hair growth, and male pattern baldness.
research Effects of the chronic use of finasteride on testicular weight and spermatogenesis in Wistar rats
Finasteride doesn't change rat testicle weight or sperm production.
research Detection of cortisol, estradiol, and testosterone in archaeological human hair from the Dakhleh Oasis, Egypt
Ancient hair can preserve hormones, revealing health and fertility insights.
research Effectiveness of the Mentha spicata leaves in reducing testosterone levels and aggressive behaviour in female Wistar albino rats treated with testosterone propionate
Mentha spicata leaves lower testosterone and aggression in female rats.