What does dutasteride do to the body?

Dutasteride is a medication primarily used to treat benign prostatic hyperplasia (BPH), a condition where the prostate gland enlarges, leading to urinary problems. It belongs to a class of medications called 5-alpha-reductase inhibitors.

Here's how dutasteride affects the body:

1. Prostate Shrinkage: Dutasteride works by inhibiting the action of the enzyme 5-alpha-reductase, which converts testosterone into dihydrotestosterone (DHT). DHT is a hormone that contributes to prostate growth. By blocking this conversion, dutasteride reduces DHT levels, leading to shrinkage of the prostate gland. This can help improve urinary symptoms associated with BPH, such as difficulty urinating, weak urine flow, and frequent urination.

2. Hair Loss Treatment: Dutasteride is also used off-label for treating male pattern baldness (androgenetic alopecia). Similar to its action in BPH, by lowering DHT levels, it may help slow down hair loss and promote hair regrowth in some individuals.

3. Effects on Hormones: Dutasteride can alter hormone levels in the body by reducing DHT. However, it may also affect other hormonal balances. It's important to note that dutasteride should not be handled by pregnant women due to the risk of potential harm to a developing male fetus.

Side effects of dutasteride may include decreased libido, erectile dysfunction, reduced semen volume, breast tenderness or enlargement, and in rare cases, allergic reactions. Additionally, while dutasteride can be effective for BPH and hair loss, it's crucial to consult a healthcare professional before using this medication. They can assess individual health conditions, potential risks, and benefits of treatment, as well as monitor for any adverse effects during its use.