research Effect of Testosterone Supplementation With and Without a Dual 5α-Reductase Inhibitor on Fat-Free Mass in Men With Suppressed Testosterone Production
Testosterone's muscle-building effects do not require its conversion to DHT.
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research Sexual Problems of Men With Androgenic Alopecia Treated With 5-Alpha Reductase Inhibitors
Men using hair loss drugs like finasteride may experience sexual side effects like erectile dysfunction, but it's unclear who will be affected and when. Treating depression and sexual symptoms is suggested, as these men often have higher rates of both. More research is needed to understand why these side effects occur.
research An Old Problem with a New Cause-5 Alpha Reductase Inhibitors and Persistent Sexual Dysfunction
Hair loss drugs like finasteride may cause lasting sexual and mood side effects, and more research is needed to understand these risks.
research Proscar@ (Finasteride) inhibits 5α-reductase activity in the ovaries and testes of Lytechinus variegatus Lamarck (Echinodermata: Echinoidea)
Proscar (finasteride) blocks 5α-reductase in sea urchin ovaries and testes, suggesting potential treatment for androgen-related conditions.
research The 5 Alpha-Reductase Isozyme Family: A Review of Basic Biology and Their Role in Human Diseases
The document concludes that the 5 alpha-reductase enzymes are important in steroid metabolism and related to various human diseases, with inhibitors used to treat conditions like male pattern baldness and prostate issues.
research 9 Role of 5α-reductase in health and disease
5α-reductase is essential for male sexual development and its inhibitors have potential in treating various conditions related to hormone action.
research The effect of finasteride, a 5 alpha-reductase inhibitor, on scalp skin testosterone and dihydrotestosterone concentrations in patients with male pattern baldness.
Finasteride reduces scalp DHT levels, potentially treating male pattern baldness.
research The effect of spironolactone on genital skin 5α-reductase activity
Spironolactone reduces the enzyme activity that converts testosterone to DHT, helping treat excessive hair growth in women.
research Side Effects of 5‐Alpha Reductase Inhibitors: A Comprehensive Review
5-alpha reductase inhibitors slightly increase the risk of sexual and mood side effects, and breast growth in men.
research 7 Regulation of androgen receptor and 5α-reductase in the skin of normal and hirsute women
The exact cause of increased 5α-reductase activity leading to hirsutism in women is still unknown.
research Hair growth effects of oral administration of finasteride, a steroid 5 alpha-reductase inhibitor, alone and in combination with topical minoxidil in the balding stumptail macaque.
Finasteride and minoxidil together promote hair growth better than either alone.
research Safety concerns regarding 5α reductase inhibitors for the treatment of androgenetic alopecia
5α reductase inhibitors treat hair loss but may cause sexual side effects and risks.
research Physiopathological role of the enzymatic complex 5α-reductase and 3α/β-hydroxysteroid oxidoreductase in the generation of progesterone and testosterone neuroactive metabolites
The enzymes 5α-reductase and 3α/β-hydroxysteroid oxidoreductase help create brain-active substances from progesterone and testosterone, which could be used for treatment, but more research is needed to ensure their safety and effectiveness.
research Rat steroid 5α-reductase kinetic characteristics: Extreme pH-dependency of the type II isozyme in prostate and epididymis homogenates
The activity of a specific rat enzyme in the prostate and epididymis is highly dependent on the acidity level.
research Predominant expression of 5 alpha-reductase type 1 in pubic skin from normal subjects and hirsute patients.
The main enzyme found in pubic skin that could be targeted to treat excessive hair growth is 5 alpha-R2.
research Receipt of 5-Alpha Reductase Inhibitors Before Radical Cystectomy: Do They Render High-Grade Bladder Tumors Less Aggressive?
Taking 5-Alpha Reductase Inhibitors before bladder removal surgery might make high-grade bladder tumors less aggressive.
research 11α-Hydroxyprogesterone, a potent 11β-hydroxysteroid dehydrogenase inhibitor, is metabolised by steroid-5α-reductase and cytochrome P450 17α-hydroxylase/17,20-lyase to produce C11α-derivatives of 21-deoxycortisol and 11-hydroxyandrostenedione in vitro
11α-Hydroxyprogesterone is changed into different substances by certain enzymes and may play a role in prostate cancer.
research Macular Abnormalities Associated With 5α-Reductase Inhibitor
Using 5-alpha-reductase inhibitors, drugs for prostate issues and hair loss, may lead to eye abnormalities in men.
research Three-Dimensional Proteome-Wide Scale Screening for the 5-Alpha Reductase Inhibitor Finasteride: Identification of a Novel Off-Target
Finasteride may affect PNMT, causing side effects.
research Urinary 5-ene-steroid excretion in non-classical congenital adrenal hyperplasia due to 3β-hydroxysteroid dehydrogenase deficiency (NC-3BHSD)
Some women with excess hair growth have a hormone condition that can't be diagnosed by blood or urine tests alone.
research Genetic analysis of 5 α reductase type 2 enzyme in relation to oxidative stress in cases of androgenetic alopecia in a sample of egyptian population
5α reductase type 2 enzyme mutation and oxidative stress may increase androgenetic alopecia risk in Egyptians.
research An isotope dilution-liquid chromatography-tandem mass spectrometry-based candidate reference measurement procedure for the quantification of 5-alpha-dihydrotestosterone in human serum and plasma
The procedure accurately measures 5-alpha-dihydrotestosterone in blood, useful for standard tests.
research Inhibition of skin 5α-reductase by oral contraceptive progestinsin vitro
Norgestimate is the most effective birth control progestin for reducing an enzyme linked to acne and excessive hair growth in women.
research Evaluation of 5α-reductase inhibitory activity of certain herbs useful as antiandrogens
Some herbs show promise as antiandrogenic agents.
research Finasteride is the main inhibitor of 5α-reductase activity in microdissected dermal papillae of human hair follicles
Finasteride potentially treats hair loss by reducing DHT production.
research Chemical Mechanism of the Covalent Modification of 5.alpha.-Reductases by Finasteride as Probed by Secondary Tritium Isotope Effects
Finasteride modifies 5-alpha-reductases through a two-step process, affecting inhibitor potency and possibly causing side effects.
research Health Promotion Potential of Vegetables Cultivated in Northern Thailand: A Preliminary Screening of Tannin and Flavonoid Contents, 5α-Reductase Inhibition, Astringent Activity, and Antioxidant Activities
Some vegetables from Northern Thailand show promise for health benefits, including hair loss treatment and antioxidant properties.
research A New Look at the 5?-Reductase Inhibitor Finasteride
Finasteride treats enlarged prostate and hair loss, but may cause side effects in some patients.
research Association of Suicidality and Depression With 5α-Reductase Inhibitors
Men over 66 taking medication for prostate enlargement have a higher risk of depression and self-harm, especially in the first 18 months of treatment.
research Clinical and hormonal effects of the 5 alpha-reductase inhibitor finasteride in idiopathic hirsutism.
Finasteride reduces hair growth and is safe for women with excessive hair.