Scientific Research
Research & Insights
What the studies found on PFS, PSSD and related conditions. Every study here is peer-reviewed (checked by other scientists).
Measuring numbness: PSSD sensation studies Read more → 
Dr. Will Powers on the Genetics of Post-Drug Syndromes Read more → 
Dr. Kenneth Peters on the First PFS/PSSD/PAS Summit Read more → 
Could PFS and POIS Be Linked? Read more → 
The Connection Between DHT Levels and Mental Health Read more → 
The Overlooked Importance of DHT and 5-Alpha Reductase Read more → 
The Dark Side of 5-Alpha Reductase (5AR) Inhibitors Read more → 
Finasteride-Induced Eye Toxicity: Serious Risks for Patients Read more → 
Gut Transit Time and Its Effect on Health Read more → 
Genital numbness after SSRIs: can it last? Read more → 
PSSD: Contributory Factors and Case Characterization Read more → Risk of Post-SSRI Sexual Dysfunction: A Retrospective Study Read more → 
The Potential Role of Estradiol (E2) Therapy in PFS Read more → Epigenetic Effects of Citalopram Read more → Epigenetic Side-Effects of Common Pharmaceuticals Read more → 
Paroxetine and Sexual Dysfunction Read more → PFS and PSSD: similar symptoms, a possible link Read more → 
The Dark Side of Finasteride Read more → 
The Devastating Truth About a Popular Hair Loss Drug and PFS Read more → Altered SRD5A2 Gene Methylation in PFS Patients Read more → Androgen Levels and Semen Parameters After a 5-ARI Read more → Neuroactive Steroid Levels in PFS Patients Read more → Penile Vascular Abnormalities After Stopping 5ARIs Read more → Persistent Side Effects of 5-alpha-Reductase Inhibitors Read more → Gene expression changes in PFS: a 2021 study Read more → Persistent Sexual Symptoms After Finasteride Use Read more → Androgen Receptor Gene Variants and PFS Symptoms Read more → Finasteride: The Molecular Links to Side Effects Read more → Long-term finasteride and dutasteride side effects Read more → Androgen receptor gene length in PFS and hair loss Read more → Gut Microbiota Alterations in PFS Patients Read more → 
Could Epigenetics Explain Post-Finasteride Syndrome? Read more → 
Is Post-Finasteride Syndrome Linked to Autoimmune Activity? Read more → 
Bipolar Androgen Therapy & Post-Finasteride Syndrome Read more → 
Post-Finasteride Syndrome (PFS) and Bone Loss Read more → 
Propecia and Male Fertility Read more → 630+ people have joined the registry.
Join them, then report your side effects.
Free. Sign up takes 2 minutes.