Compare Proscar vs. Jalyn

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Proscar (finasteride)

Prescription only
Improves prostate symptoms and lowers your urge to urinate.

Proscar (finasteride) reduces prostate size and relieves symptoms of enlarged prostate, but can cause a loss of sexual desire or arousal when you first start taking this medication.

No information currently available
Upsides
  • In studies, Proscar (finasteride) improved prostate symptoms during the first year of taking it. This effect continued for another 5 years. Proscar (finasteride) also lowered the need for prostate-related surgery.
  • Improves symptoms, making it easier to urinate.
  • Can be used alone or in combination with doxazosin (Cardura) to further help improve symptoms.
  • Proscar (finasteride) is generally well tolerated. Side effects usually have been mild and temporary.
  • Available as a generic.
No information currently available
Downsides
  • You need to take Proscar (finasteride) for at least 6 months before your prostate gets small enough for symptoms to improve.
  • You cannot donate blood while using this drug nor for 1 month after stopping.
  • This drug may increase the risk of a type of prostate cancer.
  • Proscar (finasteride) may lower sperm counts in men, but they remained within the normal range and this side effect was reversible once Proscar (finasteride) was stopped.
  • Although uncommon, some people had sexual side effects that included problems with erection, orgasm, and low sex drive.
No information currently available
Used for
  • Benign prostatic hyperplasia - Lower urinary tract symptoms
Dosage forms
  • Pill
  • Pill
Price
Lowest price near you
$8.67
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Lowest price near you
$67.09
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Reviews
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Side effects
10possible side effects
  • Erectile dysfunction
    19%
  • Decreased sex drive
    10%
  • Low blood pressure upon changes in posture
    9%
  • Dizziness
    7%
  • Abnormal ejaculation
    7%
  • Weakness
    5%
  • Abnormal sexual function
    3%
  • Headache
    2%
  • Drowsiness
    2%
  • Enlarged male breasts
    2%
See more detailed side effects
The Jalyn (Dutasteride / Tamsulosin) FDA package insert doesn’t have numbers about how common side effects are.
Risks and warnings
  • Prostate-specific antigen (PSA) levels

    Proscar (finasteride) use for 6 months or longer

  • Prostate cancer

    Men aged 55 years or older

    ...and 1 more risk factors

See more detailed risks and warnings
No information currently available