post finasteride syndrome

  1. E

    Post finasteride syndrome cognitive

    I’m currently suffering from post finasteride syndrome and have been dealing with his affliction for over a year. My main dysfunctions are word finding problems and inability to have the same sexual arousal that I had prior to PFS. I took topical finasteride dosage of .25%. I wanted to my story...
  2. madman

    Post-finasteride syndrome - a true clinical entity?

    This review critically examines Post-Finasteride Syndrome (PFS), a condition eventually reported by men who have used finasteride for androgenetic alopecia or benign prostatic enlargement and experienced persistent adverse effects after discontinuation. We explore the clinical manifestations...
  3. Nelson Vergel

    Post-Finasteride Syndrome And Post-Ssri Sexual Dysfunction: Similar Issues?

    https://www.sciencedirect.com/science/article/pii/S0091302223000626
  4. A

    Blood levels of pregnenolone after a year on 400mg a day

    It’s been almost a year since I started taking 400mg of pregnenolone a day in the morning on an empty stomach. I’ve tried different brands but settled on the Double Wood brand from Amazon for the price and effectiveness. Had a brief time where I tried stopping here and there and didn’t feel as...
  5. A

    Do DHT derivatives like Anavar / Oxandrolone upregulate 5 Alpha Reductase / 5AR?

    Finasteride is what originally lead me to all of this. Reading into things more lately, I read some people saying that the presence of 5AR metabolites like DHT up regulate 5AR in a positive feedback loop. Does anyone have any knowledge or experience with this?
  6. madman

    Differential Gene Expression in Post-Finasteride Syndrome Patients (2021)

    ABSTRACT Background: An organic etiology underpinning post-finasteride syndrome, a constellation of persistent sexual, neuropsychiatric, and somatic symptoms reported by men exposed to 5-alpha-reductase inhibitors (5ARIs), is debated. Persistent changes in neurosteroid levels or androgen...
TRT Hormone Predictor Widget

TRT Hormone Predictor

Predict estradiol, DHT, and free testosterone levels based on total testosterone

⚠️ Medical Disclaimer

This tool provides predictions based on statistical models and should NOT replace professional medical advice. Always consult with your healthcare provider before making any changes to your TRT protocol.

ℹ️ Input Parameters

Normal range: 300-1000 ng/dL

Predicted Hormone Levels

Enter your total testosterone value to see predictions

Results will appear here after calculation

Understanding Your Hormones

Estradiol (E2)

A form of estrogen produced from testosterone. Important for bone health, mood, and libido. Too high can cause side effects; too low can affect well-being.

DHT

Dihydrotestosterone is a potent androgen derived from testosterone. Affects hair growth, prostate health, and masculinization effects.

Free Testosterone

The biologically active form of testosterone not bound to proteins. Directly available for cellular uptake and biological effects.

Scientific Reference

Lakshman KM, Kaplan B, Travison TG, Basaria S, Knapp PE, Singh AB, LaValley MP, Mazer NA, Bhasin S. The effects of injected testosterone dose and age on the conversion of testosterone to estradiol and dihydrotestosterone in young and older men. J Clin Endocrinol Metab. 2010 Aug;95(8):3955-64.

DOI: 10.1210/jc.2010-0102 | PMID: 20534765 | PMCID: PMC2913038

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