The Effect of Antihypertensive Drugs on Erectile Function: A Proposed Management Algorithm - By Michael Doumas MD, Stella Douma Blood pressure medications are among the most common causes of drug-induced decrease in sex drive and erectile...
Can TRT Cause Urinary Tract and Prostate Problems? It's a well-known fact that Testosterone Replacement Therapy (TRT) does have accompanying side effects--fluid retention, breast enlargement, acne, oily skin, stimulation of prostate tissue...
In this video we hear from Dr. John Crisler about Subcutaneous Testosterone Injections in The Cutting Edge Series of videos. https://vimeo.com/131544919 More information: Subcutaneous Administration of Testosterone
Am J Gastroenterol. 2000 Sep;95(9):2296-300. Do male sex hormones protect from irritable bowel syndrome? Houghton LA1, Jackson NA, Whorwell PJ, Morris J. Abstract OBJECTIVE: Irritable bowel syndrome (IBS) is more common in...
An FDA mandated warning on all testosterone products states that testosterone replacement therapy (TRT) in men with benign prostate hyperplasia (BPH) “increases the risk of worsening signs and symptoms of BPH”. This warning appears to be based...
Dr. Abraham Morgentaler, an Associate Clinical Professor at Harvard Medical School and Beth Israel Deaconess Medical Center in Boston, MA, gives an overview of his article appearing in the July 2016 issue of Mayo Clinic Proceedings regarding the...
Michael Rotman, MD, is a board-certified Urologist who offers his patients over two decades of expertise. He graduated from the Mount Sinai School of Medicine in 1997. Dr. Rotman is affiliated with Lenox Hill Hospital, Mount Sinai Beth Israel and...
I hope you like today's hangout on fatigue. It is a very general subject and we tried to cover most important aspects of causes, diagnosis and treatment.
Men with Testosterone Deficiency and A History of Cardiovascular Diseases Benefit from Long-Term Testosterone Therapy This is a subgroup analysis of patients with a pre-existing cardiovascular disease (CVD, defined as diagnosed...
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.
