What is the most important information I should know about dutasteride?
Before taking dutasteride, tell your doctor if you have ever had an allergic reaction to this medication, or to a similar medicine called finasteride (Propecia, Proscar).
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Do not chew, crush, or open a dutasteride capsule. Swallow the capsule whole. Dutasteride can irritate your lips, mouth, or throat if the capsule has been broken or opened before you swallow it. |
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Dutasteride should never be taken by a woman or a child. Dutasteride can be absorbed through the skin, and women or children should not be permitted to handle dutasteride capsules. |
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Although dutasteride is not for use by women, this medication can cause birth defects if a woman is exposed to it during pregnancy. Dutasteride capsules should not be handled by a woman who is pregnant or who may become pregnant. |
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If a woman accidentally comes into contact with this medication from a leaking capsule, wash the area with soap and water right away. |
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Do not donate blood while taking dutasteride and for at least 6 months after your treatment ends. Dutasteride can be carried in the blood and could cause birth defects if a pregnant women receives a transfusion with blood that contains dutasteride. |
What is dutasteride?
Dutasteride prevents the conversion of testosterone to dihydrotestosterone (DHT) in the body. DHT is involved in the development of benign prostatic hyperplasia (BPH).
Dutasteride is used to treat benign prostatic hyperplasia (BPH) in men with an enlarged prostate. Dutasteride helps improve urinary flow and may also reduce your need for prostate surgery later on.
Dutasteride is sometimes given with another medication called tamsulosin (Flomax). Be sure to read the medication guide or patient instructions provided with each of your medications.
Dutasteride may also be used for other purposes not listed in this medication guide.
What should I discuss with my healthcare provider before taking dutasteride?
Before taking dutasteride, tell your doctor if you have ever had an allergic reaction to this medication, or to a similar medicine called finasteride (Propecia, Proscar).
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Dutasteride should never be taken by a woman or a child. Dutasteride can be absorbed through the skin, and women or children should not be permitted to handle dutasteride capsules. |
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Although dutasteride is not for use by women, this medication can cause birth defects if a woman is exposed to it during pregnancy. Dutasteride capsules should not be handled by a woman who is pregnant or who may become pregnant. |
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If a woman accidentally comes into contact with this medication from a leaking capsule, wash the area with soap and water right away. |
How should I take dutasteride?
Take this medication exactly as it was prescribed for you. Do not take the medication in larger amounts, or take it for longer than recommended by your doctor. Follow the directions on your prescription label.
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Take dutasteride with a full glass of water. |
Dutasteride can be taken with or without food.
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Do not chew, crush, or open a dutasteride capsule. Swallow the capsule whole. Dutasteride can irritate your lips, mouth, or throat if the capsule has been broken or opened before you swallow it. |
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It may take up to 6 months of using this medicine before your symptoms improve. For best results, keep using the medication as directed. Do not stop taking dutasteride without talking to your doctor. |
To be sure this medication is helping your condition, your prostate will need to be checked on a regular basis. Your PSA (prostate-specific antigen) may also be tested to help detect prostate cancer. It is important that you not miss any scheduled visits to your doctor.
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Store dutasteride at room temperature away from moisture and heat. Dutasteride capsules may become soft and leaky, or they may stick together if they get too hot. Do not use any capsule that is cracked or leaking. Call your pharmacist for instructions on how to safely dispose of a leaking dutasteride capsule. |
What happens if I miss a dose?
Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and take the medicine at the next regularly scheduled time. Do not take extra medicine to make up the missed dose.
What happens if I overdose?
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Seek emergency medical attention if you think you have used too much of this medicine. An overdose of dutasteride is not expected to produce life-threatening symptoms. |
What should I avoid while taking dutasteride?
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Do not donate blood while taking dutasteride and for at least 6 months after your treatment ends. Dutasteride can be carried in the blood and could cause birth defects if a pregnant women receives a transfusion with blood that contains dutasteride. |
What are the possible side effects of dutasteride?
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Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. |
Less serious side effects may include:
- decreased libido (sex drive);
- decreased amount of semen released during sex;
- impotence (trouble getting or keeping an erection); or
- breast tenderness or enlargement.
This is not a complete list of side effects and others may occur. Tell your doctor about any unusual or bothersome side effect.
What other drugs will affect dutasteride?
The following drugs can interact with dutasteride. Tell your doctor if you are using any of these:
- HIV /AIDS medicine such as nelfinavir (Viracept) or ritonavir (Norvir);
- an antibiotic such as clarithromycin (Biaxin), erythromycin (E.E.S., E-Mycin, Ery-Tab, Erythrocin), itraconazole (Sporanox), ketoconazole (Nizoral), or troleandomycin (Tao);
- an "SSRI" antidepressant such as fluoxetine (Prozac), fluvoxamine (Luvox), or paroxetine (Paxil); or
- a tricyclic antidepressant such as amitriptyline (Elavil, Etrafon), amoxapine (Asendin), clomipramine (Anafranil), desipramine (Norpramin), doxepin (Sinequan), imipramine (Janimine, Tofranil), nortriptyline (Pamelor), protriptyline (Vivactil), or trimipramine (Surmontil).
This list is not complete and there here may be other drugs that can interact with dutasteride. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.
Copyright 1996-2003 Cerner Multum, Inc. Version: 5.01. Revision date: 08/21/2008.
