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Buy Proscar (Finasteride) Online

Proscar is affordable and easy to buy with Canada Drug Warehouse. You can order your prescription medications online or call us 7 days a week and get your Proscar delivered to your door for the fraction of the cost you usually pay.

What is Proscar?

Proscar and the generic alternative finasteride is a medication used to shrink an enlarged prostate and to treat the symptoms of benign prostatic hyperplasia (BPH) in men with an enlarged prostate and works by decreasing the amount of a natural body hormone which causes growth of the prostate.

Always read the patient information and instructions carefully before using this medication.

  • Take finasteride orally either with or without food. This medication is typically taken one daily.
  • Proscar is most effective when taken regularly. Try to take this medication at the same time each day.
  • It may take between six to twelve months before you notice a benefit.
  • Pregnant women should not handle broken or crushed tablets.


Make sure to tell your doctor and pharmacist:

  • If you have any drug allergies.
  • Which other prescription and non-prescription medications you currently take.
  • Your medical history especially of liver disease, prostate cancer, infections or urinary problems.

Also be aware that:

  • This medication should not be used by children or women.
  • Proscar may be absorbed by the skin. If the film coating of the tablet has been broken or crushed, it should not be handled by a women who is pregnant or planning on pregnancy. Proscar can harm an unborn baby.
  • Exposing male infants to finasteride may result in genital abnormalities.

Side effects of finasteride

Less serious Proscar side effects may include but are not limited to:

  • Impotence, abnormal ejaculation, loss of interest in sex or problems having an orgasm. These side effects may continue after you stop taking Proscar.
  • Swelling in your hands, feet or breasts.
  • Tenderness of the breasts.
  • Dizziness, weakness or the feeling like you might pass out.
  • Headache.
  • Runny nose.
  • Skin rash.

Contact your doctor if you experience any of the following side effects of Proscar:

  • Signs of male breast cancer such as breast lumps, breast pain, nipple discharge or any other breast changes.
  • Signs of an allergic reaction such as hives, difficulty breathing or a swelling of your face, lips or throat.


Q: How long does it take finasteride to work?

A: It may take between six to twelve months before you notice a benefit. Continue to take this medication regularly.

Q: What should I do if I miss a dose of Proscar?

A: If you miss a dose of this medication, take it as soon as you remember. If it is almost time for your next dose, then skip your missed dose.

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Real People, Trustworthy Reviews

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Linda C

January 9, 2023

I love Canada Drug Warehouse. They are super efficient and I like that they call me when one of my medications is about to expire. They have saved me thousands of dollars. This is a great company!!!!!!

James D

October 14, 2022

My prescription was received in 14 business days from the date of payment. The meds arrived in individual sealed pill packs. This was my first order and very pleased with their prompt and courteous service.

John H

October 1, 2022

Very informed and efficient agent taking order. Delivery when promised. Outstanding service.

Robert C

September 9, 2022

Meds received in a timely manner.


September 8, 2022

This is an absolutely reliable source of prescription meds and I have saved more than $5,000 in one year by ordering from them. Highly recommend.

Donald K

September 7, 2022

I have only good things to say about Canada Drug Warehouse. Please keep up the good work.

A valid Prescription is required to be mailed or faxed to complete this order. I acknowledge that I will need to be contacted to complete a health profile before my order is shipped.

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Our goal is to bring you the most affordable medication. If you find a lower price advertised by another website or your local pharmacy, we’ll match that price or beat it by 10% of the difference.* Call us at 1-877-204-1506 and a member of our CareTeam will be happy to assist you.

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Some exceptions may apply. To qualify for price matching, competitors must meet our standards for patient safety. Advertised prices must be for medication of the same type, strength, quantity, and form.