However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses. Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing. It is very important that your doctor check your progress at regular visits to make sure that this medicine is working properly and to check for unwanted effects. Women and children should not use this medicine. Pregnant women or women who may become pregnant should not handle or touch the capsules.
Dutasteride can be absorbed through the skin and can cause birth defects in male fetuses. If a pregnant woman does come in contact with this medicine, the affected area should be washed right away with soap and water, especially if the capsule is broken. Because this medicine may cause some people to become dizzy or feel faint, make sure you know how you react to this medicine before you drive, use machines, or do anything else that could be dangerous if you are dizzy or are not alert.
Dizziness, lightheadedness, or fainting may occur after you take this medicine, especially when you get up suddenly from a lying or sitting position. Getting up slowly may help with this problem. If you feel dizzy, lie down so you do not faint. Then sit for a few moments before standing to prevent the dizziness from returning. If you plan to have cataract surgery, tell your eye doctor ophthalmologist that you are taking this medicine or that you used this medicine in the previous 9 months.
A serious eye problem called Intraoperative Floppy Iris Syndrome IFIS has occurred in some patients who were taking this medicine or who had recently taken this medicine when they had cataract surgery.
This medicine may affect the results of the prostate specific antigen PSA test, which may be used to detect prostate cancer. Make sure you tell all of your doctors that you are using this medicine.
This medicine will not prevent prostate cancer but may increase your risk of developing high-grade prostate cancer. Tell your doctor if you have concerns about this risk. You should seek medical attention right away if you experience a prolonged erection while using this medicine. This is an extremely rare unwanted effect that must be treated right away to prevent permanent erectile damage impotence.
Men who have taken this medicine should not donate blood until 6 months have passed since the last dose. Dutasteride can remain in your blood for a long time and be passed on to a pregnant woman who receives a blood transfusion. This medicine does not usually affect normal sexual abilities for most men.
You may notice that you ejaculate less fluid when you have sex. Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription over-the-counter [OTC] medicines and herbal or vitamin supplements.
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.
Your symptoms may start to improve within a few weeks, although it can take up to six months for you to notice the full benefit. The prostate gland commonly becomes larger in older men. Prostate gland enlargement is also called benign prostatic hyperplasia BPH. The prostate is situated close to the bladder, so its enlargement can cause problems with passing urine. Common symptoms that are experienced are having to wait before your urine starts to flow, taking longer at the toilet, dribbling urine, and a feeling that your bladder is not quite empty.
Dutasteride works by blocking the conversion of the hormone testosterone to the more potent hormone dihydrotestosterone. It does this by blocking an enzyme called 5-alpha reductase. Dihydrotestosterone is partly responsible for making the prostate enlarge. Therefore, a reduced amount of dihydrotestosterone in the prostate causes it to shrink. This helps you to pass urine more easily. Sometimes, more than one type of medicine is needed to control the symptoms of prostate enlargement.
Dutasteride is available in combination with another medicine for prostate enlargement, called tamsulosin. Some medicines are not suitable for people with certain conditions, and sometimes a medicine may only be used if extra care is taken.
For these reasons, before you start taking dutasteride it is important that your doctor knows:. Along with their useful effects, most medicines can cause unwanted side-effects although not everyone experiences them. The table below contains some of the most common ones associated with dutasteride.
You will find a full list in the manufacturer's information leaflet supplied with your medicine. This means your doctor will need to get approval from your insurance company before your insurance company will pay for the prescription. There are other drugs available to treat your condition.
Some may be better suited for you than others. Talk to your doctor about other drug options that may work for you. Disclaimer: Healthline has made every effort to make certain that all information is factually correct, comprehensive, and up-to-date. However, this article should not be used as a substitute for the knowledge and expertise of a licensed healthcare professional.
You should always consult your doctor or other healthcare professional before taking any medication. The drug information contained herein is subject to change and is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects.
The absence of warnings or other information for a given drug does not indicate that the drug or drug combination is safe, effective, or appropriate for all patients or all specific uses.
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Health Conditions Discover Plan Connect. Dutasteride, Oral Capsule. Highlights for dutasteride Dutasteride oral capsule is available as a brand-name drug and a generic drug.
Brand name: Avodart. Dutasteride comes only as a capsule you take by mouth. Dutasteride is only prescribed for men.
Important warnings. What is dutasteride? Dutasteride side effects. Dutasteride may interact with other medications. Dutasteride warnings. How to take dutasteride. Take as directed. Important considerations for taking dutasteride. Are there any alternatives? Dutasteride vs. Read this next. Treatment for Ankylosing Spondylitis.
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