Proscar (Finasteride)

Rx Prescription Required

Select your dosage below to view Proscar cost and place your order. Save up to 90% and get FREE standard shipping on prescription medication delivered to your door.

Proscar 5mg
Merck Sharp & Dohme
Finasteride 5mg
UK Various Generics
Proscar 5mg
Finasteride 5mg
Teva Pharmaceuticals


Medically reviewed by Dr. Samuel Maaiah, PharmD

Last updated: April 10, 2024

Dr. Maaiah is a PharmD graduate who has practiced both in pharmaceutical consulting and retail pharmacy. His interests include consulting and the development and approval of new therapeutics. He currently works as a Medical Information Consultant (MIC) and as a retail pharmacist. As a MIC he helps pharmaceutical companies with projects and by consulting as a medical information expert.

When Dr. Maaiah is not working, he enjoys spending time with his family and friends, doing outdoor activities, working out, and reading.

Order Online

How to buy Proscar (finasteride) online?

Proscar (Finasteride) can be ordered online through or by calling 1-800-828-4489 and speaking to customer support. The chat feature can also be used for support. For more information please visit the “How to Order” page.

Is a prescription required?

Yes, a valid prescription from your doctor is required. Proscar (Finasteride) is a prescription medication and can only be sold with a prescription. To process your order, you will need to submit a prescription. The prescription can be emailed ([email protected]), faxed (1-800-416-8019), or uploaded. Alternatively, we can reach out to your doctor to attain a valid prescription if you would like.

What is the maximum amount that can be ordered?

A 3-month supply (90 days) is the maximum amount that can be ordered at one time. Refills are kept on file for future orders. The amount that can be ordered will be based on the directions and quantity indicated on the prescription from your provider.

Is it safe to order from Canadian Pharmacy Online?

Absolutely. All our partner pharmacies are fully licensed and certified in their respective countries. We ensure that your shopping experience is safe and secure with our Norton Shopping Guarantee. We operate just like your local pharmacy would, with our main priority being to provide you access to safe and affordable prescription medication.

Proscar Cost

How much does Proscar (finasteride) cost?

Proscar 5mg (Brand) – 90 Tablets

  • Average US retail price – $556.75
  • Our price – $174.00 

Finasteride 5mg (Generic) –

  • Average US retail price (90 Tablets) – $166.54
  • Our Price (84 Tablets) – $24.00

At, we make sure to keep drug prices low. You can view the Proscar (Finasteride) cost savings above with the price comparison of brand and generic Proscar between the average U.S. retail price and Canadian Pharmacy Online price.

What is the lowest price of Proscar (Finasteride) per unit?

Lowest Price Per Unit: $0.30/unit for generic Finasteride 5mg tablets

Is this price for Proscar (Finasteride) without insurance?

The listed prices are not through insurance. Unfortunately, we do not accept insurance. However, we will give you an official receipt which you can use to apply for reimbursement with your insurer. We are unable to adjudicate with US insurance providers.

Why is Proscar (Finasteride) cheaper from Canada than from the United States?

The cost of medications ordered from Canada are less because drug prices are negotiated and regulated. The US is a free market economy which is why the price differs since pharmaceutical suppliers can charge what they consider appropriate for the product. As a result, we offer lower prices to our patients as we utilize medications from these countries.

Proscar Coupon

Is there a coupon for Proscar available?

Yes, we do you have a Proscar coupon for an extra discount on your prescription. You can save $10 off your order with coupon code PROSCAR10. Apply coupon at checkout for instant savings and pay less for your prescription with a minimum $50 order.

Proscar Generic

Is there a lower cost generic Proscar (Finasteride) available?

Proscar (Finasteride) is available as a generic alternative.

How much cheaper is generic Proscar (Finasteride)?

Generic Proscar (Finasteride) is $150 cheaper than brand Proscar at a quantity of 84 tablets. Generic drugs are often 40-60% cheaper than the brand option.

What is the difference between brand and generic Proscar (Finasteride)?

There is no difference between generic and brand Finasteride. Generic formulations of medications contain the same active ingredients and meet the same quality, strength, and purity standards as the brand formulation.


Is shipping available to the United States?

Yes. An email notification will be sent to you once the item has been shipped. We ship nationwide across the United States.

How much does shipping cost?

Standard shipping is free.

Is express shipping available?

If a product of Canada is available then express shipping can be selected with an estimated delivery time of 3-5 business days. You have the option at the checkout page to select the express shipping option ($25) if available for that medication source.

Refill Rx

How to refill a prescription?

Refilling your prescription is made easy with Canadian Pharmacy Online. You can sign into your online account and view your previous orders and see which prescriptions we have on file. Placing a refill order online is made simple by accessing the reorder section in your account.

You can also call us at 1-800-416-8019 and speak to customer support to place a refill. Our live chat is also a great place to connect with us to place a refill order while you are on the go.

Are prescriptions automatically refilled?

We do not automatically refill prescriptions as there can be cases where you are no longer taking the medication, your doctor has changed your dose, etc. However, we provide a friendly refill reminder service. We will kindly notify you by phone or email as to the best time to place a refill order based on your prescription history.

Drug Information

About Proscar (Finasteride)

What is Proscar (Finasteride)?

Propecia (Finasteride) is a prescription medication that is classified as a 5-alpha reductase inhibitor.


What is it used for?

Proscar (Finasteride) is a medication used to treat symptoms of benign prostatic hyperplasia (BPH) in men with an enlarged prostate. Proscar (Finasteride) may also be used to reduce the risk of a sudden inability to pass urine and the need for surgery related to BPH in men with an enlarged prostate. 

How does it work? 

It blocks the conversion of testosterone to DHT, leading to significant reduction in serum and tissue DHT which is the hormone that causes enlargement of the prostate. This decrease in DHT also disrupts male-pattern balding.’


How do I take Proscar (Finasteride)? 

Taking it at the same time each day can help to avoid forgetting a dose.

What dosages are available?

Proscar (Finasteride) is available as a brand and generic immediate release tablet (5mg)

What is the recommended dosage?

Take Proscar (Finasteride) as directed by your doctor, generally 1mg once daily.

What is the maximum dosage?

The maximum recommended dosage is 7.5mg/day.

What if I miss a dose?

If you forget to take Proscar, do not take another tablet. Just take the next tablet as usual.

Warnings & Precautions

What should you know before you take Proscar (Finasteride)?

Women who are or may potentially be pregnant must not use Proscar (Finasteride) and should not handle crushed or broken tablets of Proscar.

Proscar (Finasteride) can alter a blood test called PSA (Prostate-Specific Antigen) for the screening of prostate cancer. If you have a PSA test done, you should tell your doctor that you are taking Proscar.

Use with hepatic impairment is not recommended

Any changes in breasts such as lumps, pain or nipple discharge should be reported to your doctor. Breast changes including breast enlargement, tenderness and neoplasm have been reported.

Side Effects

What are the side effects of Proscar (Finasteride)?

Some common side effects include:

  • Erectile Dysfunction
  • Decreased Libido
  • Ejaculation dysfunction
  • Enlarged or painful breast

Speak to your doctor for a full list of side effects.


Does this medication interact with other drugs, foods, or alcohol?

Avoid use with St. John’s Wort as it will result in increased clearance of Proscar (Finasteride) and may affect the efficacy of Proscar.


How should this medication be stored?

Store at room temperatures below 30°C (86°F). Protect from light and keep the container tightly closed.

Pharmacist Tips

  • Proscar (Finasteride) may need to be taken for 6 months or more to see whether it improves your symptoms.
  • Even though your prostate may shrink with Proscar, urine flow may not improve.
  • Your doctor has prescribed Proscar (Finasteride) for BPH and not for treatment of prostate cancer, but a man can have BPH and prostate cancer simultaneously. Checking for prostate cancer should continue while you take this medication.

The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.


Proscar Coupon
Use Proscar coupon code to get $10 discount. Minimum $50 purchase required. *Coupon codes are one-time use and cannot be combined.

Proscar FAQ

What side effects does Proscar (Finasteride) have?

The most common side effects associated with Proscar (Finasteride) are Erectile Dysfunction, Decreased Libido, Ejaculation dysfunction, and Enlarged or painful breast.

What is the purpose of Proscar?

Finasteride acts to prevent the conversion of testosterone to DHT, by reducing the concentration of DHT in the prostate. DHT is the principal agent responsible for the development and enlargement of the prostate gland thereby reducing the continued enlargement of the prostate to attempt to alleviate the associated urinary retention.

How much does Proscar (Finasteride) shrink the prostate?

In the PLESS trial, Finasteride reduced the volume of the prostate by 17.9% from baseline at 4 years of therapy compared to placebo which had an increase in volume of 14.1% from baseline.

What is the best time of day to take Proscar?

Finasteride should be taken at the same time every single day to maximize its effectiveness. There is no advantage to taking it in the morning as opposed to night, pick a time of day that is most convenient to you to help remember to take the dose.

How quickly does Proscar (Finasteride) work?

Finasteride may need to be taken for 6 months or more to see whether it improves your symptoms.

The above information is an educational aid only. It is not intended as medical advice for individual conditions or treatments. Talk to your doctor, nurse or pharmacist before following any medical regimen to see if it is safe and effective for you.