community 13 Years Finasteride, Switched to Dutasteride - 25% increase in Total Testosterone (expected) but 150% increase in Free Testosterone?
After switching from finasteride to dutasteride, the user experienced a 25% increase in total testosterone and a 150% increase in free testosterone, with side effects like brain fog and nipple tingling. The user plans to consult a lab for accuracy and adjust the dutasteride dosage to manage side effects.