Hair loss treatments have the potential to halt or even reverse the shedding process. Nevertheless, there comes a stage when the hair follicle loses its connection to the tiny skin muscles known as arrector pili muscles. Once this occurs, the hair loss becomes irreversible.

The time it takes for hair loss treatments like finasteride and minoxidil to show results can vary from person to person. In general, it may take the following durations for noticeable improvements:

1. Finasteride: Most users start noticing positive effects after 3 to 6 months of consistent use. However, it may take up to 12 months or longer for the full benefits to become apparent.
2. Minoxidil: Visible results typically appear between 3 and 6 months of regular use. Maximum improvements are usually seen after 12 months.

Remember that individual responses to these treatments can vary, and some people may experience faster or slower results. Consistency is crucial, as discontinuing minoxidil may lead to hair loss reverting to the pretreatment state within 3 to 4 months.

While many people experience positive results with finasteride, some may encounter side effects. Keep in mind that not everyone experiences these side effects, and the severity may vary from person to person. Some common side effects of finasteride include:

1. Sexual side effects: Decreased libido, erectile dysfunction, ejaculatory disorders.
2. Breast changes: Tenderness or enlargement (gynecomastia).
3. Allergic reactions: Rash, itching, hives, facial swelling.
4. Depression: Mood changes, including depressive symptoms.
5. Testicular pain: Mild to moderate pain in testicles.

It's important to note that these side effects are not experienced by everyone, and many people take finasteride without any issues.

1. Prescription and supervision: Take finasteride only under a doctor's guidance.
2. Pregnancy and women: Not for use by women, especially pregnant or potentially pregnant individuals.
3. Allergic reactions: Be alert for symptoms like rash, hives, itching, or facial swelling.
4. Drug interactions: Inform your doctor about all medications and supplements.
5. Follow the dosage: Adhere to the prescribed dosage; consult your doctor before stopping.
6. Monitor side effects: Report sexual dysfunction, breast changes, depression, or testicular pain to your doctor.
7. Regular check-ups: Schedule check-ups to discuss progress and concerns.

Remember to consult your healthcare provider before starting, stopping, or changing your finasteride treatment. They can provide personalized advice based on your specific circumstances and medical history.