Avosteride 0.5 Capsule

Reviewed By Dr. Rajeev Sharma, MBA, MBBS

Last updated on 25 Nov 2025 | 03:05 PM (IST)

Avosteride 0.5 Capsule is used in the treatment of benign prostatic hyperplasia. It shrinks the size of the enlarged prostate gland to relieve symptoms like pain and difficulty in passing urine.

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Dutas Capsule

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Avosteride 0.5 Capsule

strip of 10 capsules

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Same composition

Dutas Capsule

strip of 30 capsules

Dutasteride (0.5mg)

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General Information

Contains

Dutasteride (0.5mg)

Marketer

HAB Pharma

Storage

Store below 30°C

The content is shown in English

Product introduction

Avosteride 0.5 Capsule should be taken by mouth with or without food. This medicine is given for a long time and takes a few months to show its effects. Thus, it is important to take it as advised by the doctor and complete the full course of treatment.

Common side effects of Avosteride 0.5 Capsule include low sexual drive, ejaculation disorder, breast enlargement, and breast tenderness. If any of these side effects bother you, consult your doctor for guidance.

It is advised not to donate blood for 6 months after taking the last dose of Avosteride 0.5 Capsule. Let your doctor know if you have any other preexisting medical conditions before using this medicine. Let your doctor also know if you have a history of allergic reactions to any of the ingredients in this medicine. Avosteride 0.5 Capsule is not indicated for use in women.

Uses of Avosteride Capsule

Benign prostatic hyperplasia

Benefits of Avosteride Capsule

Benign prostatic hyperplasia
Benign prostatic hyperplasia (BPH) is a non-cancerous enlargement of the prostate gland, common in older men. It can press on the urethra and cause problems like frequent urination, difficulty starting or stopping urine flow, and a weak stream. Avosteride 0.5 Capsule helps shrink the enlarged prostate over time, easing these urinary symptoms and reducing the need for surgery. It can also lower the risk of urinary retention, offering long-term relief and improved quality of life.

Side effects of Avosteride Capsule

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Avosteride

Breast tenderness in male
Impotence
Decreased libido
Ejaculation disorder
Breast enlargement in male

How to use Avosteride Capsule

Take this medicine in the dose and duration as advised by your doctor. Avosteride 0.5 Capsule may be taken with or without food.

How Avosteride Capsule works

Avosteride 0.5 Capsule is a 5-alpha reductase inhibitor. It blocks an enzyme that is necessary to change testosterone to another hormone that causes the prostate to grow. As a result, it helps to shrink the prostate and relieve symptoms like difficulty in passing urine.

All substitutes for Avosteride 0.5 Capsule

For information purposes only. Consult a doctor before taking any medicine.

Quick tips

Avosteride 0.5 Capsule may take 3 to 6 months to see the full beneficial effect of Avosteride 0.5 Capsule. Hence, continue taking the medicine as advised by your doctor.
Avosteride 0.5 Capsule is usually well tolerated. However, it may produce some mild sexual side effects, such as low sexual drive.
Do not donate blood for 6 months after taking the last dose of Avosteride 0.5 Capsule.

Safety advice

Alcohol

CONSULT YOUR DOCTOR

It is not known whether it is safe to consume alcohol with Avosteride 0.5 Capsule. Please consult your doctor.

Pregnancy

UNSAFE

Avosteride 0.5 Capsule is highly unsafe during pregnancy. It can cause serious harm to the unborn baby, including birth defects and pregnancy loss. Do not use this medicine if you are pregnant or planning to become pregnant.
Avosteride 0.5 Capsule is contraindicated in women. Partners should use protection during intercourse.

Breast feeding

UNSAFE

Avosteride 0.5 Capsule is unsafe to use during breastfeeding. Data suggests that the drug may cause toxicity to the baby.
Avosteride 0.5 Capsule is not indicated for use in women.

Driving

SAFE

Avosteride 0.5 Capsule does not usually affect your ability to drive.

Kidney

SAFE IF PRESCRIBED

Avosteride 0.5 Capsule is probably safe to use in patients with kidney disease. Limited data suggest dose adjustment may not be needed.

Liver

CAUTION

Avosteride 0.5 Capsule should be used with caution in patients with liver disease. Dose adjustment may be needed.
Use of Avosteride 0.5 Capsule is not recommended in patients with severe liver disease.

Interaction with drugs

Taking Avosteride with any of the following medicines can modify the effect of either of them and cause some undesirable side effects

Moderate

Aprepitant (Oral Route)

Watch out for symptoms such as reduced sexual drive, dizziness, blisters or mood changes and consult your doctor if you experience them. They may monitor and adjust the doses as per the observations. Aprepitant may raise blood levels of Dutasteride.

Moderate

Aprepitant (Injection Route)

Moderate

Atazanavir (Oral Route)

Moderate

Cholestyramine (Oral Route)

To take Dutasteride, ensure a gap of 1 hour before and 6 hours after taking Cholestyramine. Cholestyramine may reduce the efficacy of Dutasteride.

Moderate

Conivaptan (Injection Route)

Frequently asked questions

What is Avosteride 0.5 Capsule used for?

Avosteride 0.5 Capsule is used to treat enlarged prostate (benign prostatic hyperplasia or BPH) in men. It helps improve urination, reduces the risk of urinary blockage, and may lower the chance of needing prostate surgery.

What are the most serious side effects of Avosteride 0.5 Capsule?

Some rare but serious side effects of Avosteride 0.5 Capsule include high-grade prostate cancer, allergic reactions (rash, swelling, breathing trouble), breast changes (lumps, pain, enlargement), and sexual problems like erectile dysfunction or low sex drive. If you notice any of these, contact your doctor.

Can Avosteride 0.5 Capsule affect fertility or semen quality?

Yes. Avosteride 0.5 Capsule can reduce sperm count, semen volume, and sperm movement. These effects may lower fertility, but they usually improve after stopping the Avosteride 0.5 Capsule treatment.

Can Avosteride 0.5 Capsule affect PSA test results for prostate cancer?

Yes. Avosteride 0.5 Capsule lowers PSA levels by about 50 percent, which could hide early signs of prostate cancer. Tell your doctor you are taking Avosteride 0.5 Capsule before doing a PSA test.

Can I donate blood while on Avosteride 0.5 Capsule?

No. You should not donate blood until at least 6 months after your last Avosteride 0.5 Capsule dose. This helps prevent the drug from being passed, including to pregnant women, through transfusion.

Is Avosteride 0.5 Capsule used to prevent prostate cancer?

No, Avosteride 0.5 Capsule is not approved for preventing prostate cancer, and it may slightly increase the risk of a more aggressive type of prostate cancer in some men.

How long does Avosteride 0.5 Capsule take to work?

The exact time Avosteride 0.5 Capsule takes to show results is not known. However, it may take 3 to 6 months to see noticeable improvement in symptoms, as the prostate shrinks gradually over time.

Can Avosteride 0.5 Capsule be taken with other medications?

Yes, it’s often combined with tamsulosin for better symptom relief. However, always check with your doctor before mixing medications.

Do I have to take Avosteride 0.5 Capsule forever?

You may need to take Avosteride 0.5 Capsule long-term to keep symptoms under control. Stopping the medication on your own could allow your prostate to grow again. Your doctor will guide you on how long to take it.

Fact Box

Chemical Class

Androgen derivative

Habit Forming

Therapeutic Class

UROLOGY

Action Class

5-Alpha Reductase Inhibitors (5ARIs)

References

Chrousos GP. The Gonadal Hormones & Inhibitors. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. p. 723.
Dutasteride. Research Triangle Park, North Carolina: GlaxoSmithKline; 2001 [revised Jun. 2008]. [Accessed 04 Apr. 2019] (online) Available from:
Central Drugs Standard Control Organisation (CDSCO). [Accessed 04 Apr. 2019] (online) Available from:
Dutasteride [Product Monograph]. Mississauga, Ontario: GlaxoSmithKline Inc.; 2013. [Accessed 20 June 2023]. (online) Available from:
CiplaMed: Dutasteride [Prescribing Information]. 2013. [Accessed 06 Mar. 2025]. (online) Available from:

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Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

Marketer details

Name: HAB Pharma
Address: 308, T.V. Industrial Estate, S.K. Ahire Marg, Behind Glaxo Lab, Worli, Mumbai 400 030

Vendor Details

Country of origin: India

Lab tests offered by us

Why we need a prescription?

Avosteride 0.5 Capsule

Save more with additional offers

General Information

Contains

Marketer

Storage

Product introduction

Uses of Avosteride Capsule

Benefits of Avosteride Capsule

Side effects of Avosteride Capsule

How to use Avosteride Capsule

How Avosteride Capsule works

All substitutes for Avosteride 0.5 Capsule

Dutas Capsule

Duprost Capsule

Dutafast 0.5mg Capsule

Quick tips

Safety advice

Alcohol

Pregnancy

Breast feeding

Driving

Kidney

Liver

Interaction with drugs

Aprepitant (Oral Route)

Aprepitant (Injection Route)

Atazanavir (Oral Route)

Cholestyramine (Oral Route)

Conivaptan (Injection Route)

Frequently asked questions

What is Avosteride 0.5 Capsule used for?

What are the most serious side effects of Avosteride 0.5 Capsule?

Can Avosteride 0.5 Capsule affect fertility or semen quality?

Can Avosteride 0.5 Capsule affect PSA test results for prostate cancer?

Can I donate blood while on Avosteride 0.5 Capsule?

Is Avosteride 0.5 Capsule used to prevent prostate cancer?

How long does Avosteride 0.5 Capsule take to work?

Can Avosteride 0.5 Capsule be taken with other medications?

Do I have to take Avosteride 0.5 Capsule forever?

Fact Box

Chemical Class

Habit Forming

Therapeutic Class

Action Class

References

Want to know more

Have issue with the content

Disclaimer

Marketer details

Vendor Details

Lab tests offered by us

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