What blood test to do before starting fin? Finasteride/Dutasteride 2/23/2026
A user is considering starting finasteride for hair thinning but is concerned about side effects like low libido and gynecomastia. They plan to consult a dermatologist and are advised to test DHT, testosterone, and estradiol levels.
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5 / 5 resultscommunity Estradiol (E2), Testosterone and DHT levels after 1 month on Dutasteride
Dutasteride and finasteride are used for hair loss, affecting hormone levels like DHT and testosterone. Hormone balance is crucial, as changes can lead to side effects such as increased estradiol and potential hair loss.
community Does anyone get blood tests while taking Finasteride to ensure thing are working appropriately (e.g. DHT is decreasing and estrogen isn't increasing significantly)
People are discussing the use of finasteride for hair loss and the importance of hormonal blood testing to monitor effects like changes in DHT and estradiol levels. Some users also mention using minoxidil and the potential side effects of estradiol, such as gynecomastia, especially at higher doses.
community What hormones should I have tested at a minimum before starting a DHT blocker or anti-androgen?
The conversation is about someone planning to start finasteride or RU58841 for hair loss and wanting to know which hormones to test beforehand. They found a package for testing testosterone, free testosterone, estradiol, and DHT, and are asking if these tests are enough.
community Finasteride has increased my Estradiol (estrogen) levels by 51% percentage
Finasteride increased the user's estrogen levels by 51%, causing concerns about gynecomastia and sleep issues. Despite potential side effects, the user prefers continuing finasteride to prevent hair loss, considering it essential for self-esteem.
community Fin, Testorone and Gyno Theory
The conversation discusses managing gynecomastia symptoms potentially caused by finasteride use, with treatments including reducing finasteride dosage, using DIM, ashwagandha, tamoxifen, epistane, and arimistane. Users share experiences and advice on balancing testosterone and estrogen levels to address symptoms.
Related Research
6 / 6 results
research Finasteride
Man experienced sexual dysfunction, depression, breast growth, and skin discoloration after taking finasteride for hair loss.
research Finasteride in the treatment of alopecia
This article reviews the use of finasteride for treating male pattern hair loss, highlighting its mechanism of action in reducing DHT and noting its safety profile with some common adverse effects.
research Finasteride treatment of premature androgenetic alopecia
Finasteride, a hair loss medication, was found to be safe and effective in improving hair quality and stopping hair loss in men with early-onset baldness.
research Finasteride-Induced Gynecomastia in a 62-Year-Old Man
This study describes a case where finasteride treatment for benign prostatic hypertrophy was associated with gynecomastia in a 62-year-old man, which resolved after the drug was discontinued.
research Administration of Caesalpinia bonduc Seed Extracts Ameliorates Testosterone-Induced Benign Prostatic Hyperplasia (BPH) in Male Wistar Rats
This study found that Caesalpinia bonduc seed extracts significantly reduced prostate weight and improved prostate tissue morphology in Wistar rats with testosterone-induced benign prostatic hyperplasia.
research Intracrinology and Testosterone Pellet Therapy: An Enzyme-Aware, Symptom-Driven Approach to Hormone Optimization in Aging
This narrative review highlights the critical role of intracrine hormone production in peripheral tissues, suggesting that continuous-release subcutaneous testosterone pellet therapy may offer a more effective symptom-driven approach for aging populations, though large-scale randomized controlled trials are needed for confirmation.