Role of 5α-Reductase Inhibitors in Parkinson's Disease: Gambling or Not?
June 2026
in “
The Journal of Steroid Biochemistry and Molecular Biology
”
Research cited in this study
42 / 42 resultsresearch Estrogenic Effects of 5-Alpha-Reductase Inhibitors in Male Androgenetic Alopecia Patients
research Exploration of the Possible Relationships Between Gut and Hypothalamic Inflammation and Allopregnanolone: Preclinical Findings in a Post-Finasteride Rat Model
Allopregnanolone may help reduce inflammation and symptoms related to post-finasteride syndrome.
research Adverse Effects of Finasteride in Men Treated for Benign Prostatic Hyperplasia and Androgenetic Alopecia: A Literature Review
Finasteride can cause sexual and psychological side effects, but these usually reverse after stopping the medication.
research Post-Finasteride Syndrome: A True Clinical Entity?
research The Biomolecular Effects of Finasteride on Male Rat Brain During Administration and After Discontinuation
Finasteride temporarily suppresses brain activity, but some effects last even after stopping.
research The Comparative Effects Between Long-Term and Short-Term Treatment of Finasteride on Anxiety-Like and Depression-Like Behaviors in Early Senescent Male Rats
Long-term Finasteride treatment reduces depression better than short-term treatment in rats.
research The Risk of Psychiatric Disorders in Finasteride Users with Benign Prostatic Hyperplasia and Androgenetic Alopecia: A Population-Based Case-Control Study
Finasteride users have a very low risk of mental health issues, but those with hair loss may have slightly higher anxiety and depression.
research A Phase I, Open-Label, Sequential, Single-Dose Clinical Trial to Evaluate the Pharmacokinetics, Pharmacodynamics, and Safety of IVL3001, a Finasteride-Based Novel Long-Acting Injection for Androgenetic Alopecia
IVL3001 is safe, effective, and better than oral finasteride for treating hair loss.
research Repeated Finasteride Administration Promotes Synaptic Plasticity and Produces Antidepressant and Anxiolytic-Like Effects in Female Rats
Finasteride may reduce depression and anxiety in female rats and improve brain connectivity.
research Cognitive Dysfunction Following Finasteride Use: A Disproportionality Analysis of the Global Pharmacovigilance Database
Finasteride use is linked to increased reports of cognitive problems, especially in younger people with hair loss.
research Food Administration and Not Genetic Variants Causes Pharmacokinetic Variability of Tadalafil and Finasteride
Food intake, not genetics, affects how the body processes tadalafil and finasteride.
research The Post-Finasteride Syndrome: Possible Etiological Mechanisms and Symptoms
Post-finasteride syndrome causes lasting sexual, mental, and physical issues, needing more research for solutions.
research 5-Alpha Reductase Inhibitors Use in Prostatic Disease and Beyond
5-alpha reductase inhibitors, like finasteride and dutasteride, are used for prostate issues, hair loss, and excessive hair growth, may help with COVID-19, but can cause sexual and mental health side effects, and their use in preventing prostate cancer needs more examination.
research Association of 5α-Reductase Inhibitors With Dementia, Depression, and Suicide
5α-Reductase inhibitors may increase depression risk but not dementia or suicide.
research Upregulation of miR-1199-5p Is Associated With Reduced Type 2 5-Alpha Reductase Expression in Benign Prostatic Hyperplasia
Higher levels of miR-1199-5p may reduce the effectiveness of certain prostate treatments.
research The Interplay Between Finasteride-Induced Androgen Imbalance, Endoplasmic Reticulum Stress, Oxidative Stress, and Liver Disorders in Paternal and Filial Generation
Finasteride in male rats causes liver and metabolic issues in their offspring.
research Peripheral Neuroprotective and Immunomodulatory Effects of 5α-Reductase Inhibitors in Parkinson's Disease Models
Dutasteride may help protect neurons and reduce inflammation in Parkinson's disease.
research Therapeutic Effect of Finasteride Through Its Antiandrogenic and Antioxidant Role in a Propionic Acid-Induced Autism Model: Demonstrated by Behavioral Tests, Histological Findings and MR Spectroscopy
Finasteride may help treat autism by reducing inflammation and oxidative stress.
research Nanostructured Drug Delivery Systems for Targeting 5-Alpha-Reductase Inhibitors to the Hair Follicle
Nanostructured delivery systems could potentially improve hair loss treatment by targeting drugs to hair follicles, reducing side effects and dosage, but the best size, charge, and materials for these systems need further investigation.
research Long-Term Effectiveness and Safety of Dutasteride Versus Finasteride in Patients With Male Androgenic Alopecia in South Korea: A Multicentre Chart Review Study
Dutasteride is more effective than finasteride for long-term hair growth in men with androgenic alopecia.
research Antioxidant and Antiproliferative Activity of Finasteride Against Glioblastoma Cells
High-dose finasteride may help treat glioblastoma but needs localized delivery for effectiveness.
research Finasteride for Hair Loss: A Review
Finasteride helps hair growth but may cause sexual side effects and depression.
research The Potential Involvement of Cholinergic System in Finasteride Induced Cognitive Dysfunction
Finasteride might affect memory by impacting cholinergic system.
research Post-Finasteride Syndrome: An Emerging Clinical Problem
Post-finasteride syndrome causes lasting sexual, neurological, and physical side effects in some people after taking finasteride.
research The Effect of Finasteride and Dutasteride on the Synthesis of Neurosteroids by Glioblastoma Cells
Finasteride and dutasteride reduce neurosteroid production, possibly helping treat glioblastoma.
research Neuropsychological Assessment in Elderly Men with Benign Prostatic Hyperplasia Treated with Dutasteride
Dutasteride does not impair mental function in elderly men with enlarged prostate.
research 5alpha-Reductase Inhibitors Dampen L-DOPA-Induced Dyskinesia via Normalization of Dopamine D1-Receptor Signaling Pathway and D1-D3 Receptor Interaction
Finasteride and dutasteride reduce unwanted movements from Parkinson's disease treatment by normalizing certain brain signals.
research The 5α-Reductase Inhibitor Finasteride Exerts Neuroprotection Against Ischemic Brain Injury in Aged Male Rats
Finasteride helps protect brain in old male rats.
research Finasteride Inhibited Brain Dopaminergic System and Open-Field Behaviors in Adolescent Male Rats
Finasteride affects young male rats' brain function and behavior negatively.
research Effect of the 5α-Reductase Enzyme Inhibitor Dutasteride in the Brain of Intact and Parkinsonian Mice
Dutasteride may protect the brain in early Parkinson's disease.
research The 5-Alpha Reductase Inhibitor Finasteride Reduces Dyskinesia in a Rat Model of Parkinson’s Disease
Finasteride reduces movement issues in Parkinson's disease rats.
research Exploring the Neural Mechanisms of Finasteride: A Proteomic Analysis in the Nucleus Accumbens
Finasteride affects brain processes related to neurotransmission and metabolism, potentially helping with neuropsychiatric conditions.
research Effects of Subchronic Finasteride Treatment and Withdrawal on Neuroactive Steroid Levels and Their Receptors in the Male Rat Brain
Finasteride treatment changes brain steroid levels and receptors, affecting brain function even after stopping treatment.
research Adverse Effects of 5α-Reductase Inhibitors: What Do We Know, Don't Know, and Need to Know?
5α-reductase inhibitors may cause persistent sexual dysfunction and depression, needing more research on long-term effects.
research 5α-Reductase Inhibition Prevents the Luteal Phase Increase in Plasma Allopregnanolone Levels and Mitigates Symptoms in Women with Premenstrual Dysphoric Disorder
High-dose dutasteride reduces PMDD symptoms by stabilizing neurosteroid levels.
research The 5α-Reductase Inhibitor Dutasteride but Not Finasteride Protects Dopamine Neurons in the MPTP Mouse Model of Parkinson’s Disease
Dutasteride protects dopamine neurons in Parkinson's mice, but Finasteride doesn't.
research Antiandrogenic Therapy With Finasteride Attenuates Cardiac Hypertrophy and Left Ventricular Dysfunction
Finasteride helps reduce heart issues and improves heart function.
research Long-Term Oral Administration of 5α-Reductase Inhibitor Attenuates Erectile Function by Inhibiting Autophagy and Promoting Apoptosis of Smooth Muscle Cells in Corpus Cavernosum of Aged Rats
Long-term use of a certain medication can worsen erectile function in aged rats by damaging penile muscle cells.
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 Finasteride Treatment Inhibits Adult Hippocampal Neurogenesis in Male Mice
Finasteride reduces new brain cells in male mice, possibly causing depression.
research A Connection Between the Mitochondrial Permeability Transition Pore, Autophagy, and Cerebral Amyloidogenesis
Dutasteride may help reduce brain plaque linked to Alzheimer's by affecting cell energy structures and waste removal.
research Mechanism of Salutary Effects of Finasteride on Post-Traumatic Immune/Inflammatory Response
Finasteride reduces inflammation and improves immune response after trauma by altering hormone levels.
Related Community Posts Join
6 / 1000+ results
community FCE 28260: A Forgotten 5α-Reductase Inhibitor
FCE 28260 (PNU 156765), an under-explored 5α-reductase inhibitor, showcases promising results in research by Giudici et al., outperforming well-known treatments like Finasteride in reducing the conversion of testosterone to DHT. Its superior efficacy, demonstrated through lower IC50 values in both natural and human recombinant enzyme studies, suggests it could offer more effective management of DHT-related conditions. Additionally, its lower molecular weight hints at better potential for topical application, potentially offering advantages in treating conditions such as androgenic alopecia. Despite its potential, it has not advanced in development, possibly due to financial limitations, leaving its therapeutic prospects and side effect profile largely unexplored.
community Does caffeine inhibit 5-α-reductase?
Caffeine may promote hair growth and potentially inhibit 5-α-reductase activity in hair follicles, but its effectiveness and systemic impact remain unclear. Users discuss using topical caffeine solutions, with some experiencing no side effects compared to finasteride.
community 5α-Reductase inhibitors do not impair cognition.
The conversation concludes that finasteride, a 5α-Reductase inhibitor used for hair loss, does not impair cognition either short-term or long-term. It suggests "brain fog" is not caused by the medication.
community 5 alpha reductase type 1 is in brain tissue producing the main endogenous gabaergic allopregnanolone, not 2. How can finasteride as a 5ar2 lower that?
Finasteride and dutasteride are discussed for hair loss, with concerns about their effects on neurosteroids and potential side effects like depression. Alternatives like topical estrogen and lifestyle changes are considered, with varying opinions on mental health and hair regrowth.
community Finasteride affects both 5a reductase and 5b reductase
Finasteride not only inactivates the 5a reductase enzyme but also affects the 5b reductase enzyme in a dose-dependent manner, which can impact sexual behavior and brain activity. The user experienced significant hair regrowth and side effects on 1mg of finasteride, which diminished after reducing the dose to 0.5mg, leading to no side effects and further hair improvement.
community Allopregnanolone deficiency by 5-ari inhibition (fin/dut users)
The conversation is about managing allopregnanolone deficiency caused by 5-alpha-reductase inhibitors like finasteride or dutasteride. Specific treatments discussed for hair loss include Minoxidil, finasteride, and RU58841.
Similar Research
5 / 1000+ results
research Finasteride Attenuates Pathological Gambling in Patients With Parkinson Disease
Finasteride reduces gambling symptoms in Parkinson's patients.
research Effect of 5-alpha reductase inhibitors in animal models of Parkinson’s disease
5-alpha reductase inhibitors may help protect the brain and gut in Parkinson's disease.
research Peripheral Neuroprotective and Immunomodulatory Effects of 5α-Reductase Inhibitors in Parkinson’s Disease Models
Dutasteride may help protect neurons and reduce inflammation in Parkinson's disease.
research Androgens and Parkinson’s disease: the role in humans and in experiment
Dutasteride shows promise as a potential treatment for Parkinson's disease.
research 5alpha-reductase inhibitors dampen L-DOPA-induced dyskinesia via normalization of dopamine D1-receptor signaling pathway and D1-D3 receptor interaction
Finasteride and dutasteride reduce unwanted movements from Parkinson's disease treatment by normalizing certain brain signals.