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Droxia

Generic name: hydroxyureahye-DROX-ee-yoo-REE-a ]
Brand names: Droxia, Hydrea, Siklos, Mylocel
Drug class: Antimetabolites

Medically reviewed by Drugs.com on Aug 9, 2023. Written by Cerner Multum.

What is Droxia?

Droxia is used to treat chronic myeloid leukemia, ovarian cancer, and certain types of skin cancer (squamous cell cancer of the head and neck).

Droxia is also used to reduce pain episodes and the need for blood transfusions in people with sickle cell anemia. This medicine will not cure sickle cell anemia.

Droxia may also be used for purposes not listed in this medication guide.

Droxia side effects

Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.

Droxia may cause serious side effects. Call your doctor at once if you have:

Common side effects of Droxia may include:

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Warnings

Both men and women using Droxia should use birth control to prevent pregnancy. The use of Droxia by either parent may cause birth defects.

Using Droxia may increase your risk of developing other types of cancer, such as leukemia or skin cancer. Wear protective clothing and use sunscreen when you are outdoors.

Droxia can weaken your immune system. Call your doctor at once if you have a fever, chills, body aches, extreme tiredness, shortness of breath, bruising, or unusual bleeding.

Before taking this medicine

You should not use Droxia if you are allergic to it.

Tell your doctor if you have ever had:

Using Droxia may increase your risk of developing other types cancer or leukemia. Talk with your doctor about your specific risk.

Droxia can harm an unborn baby. Both men and women using this medicine should use birth control to prevent pregnancy. The use of this medicine by either parent may cause birth defects.

This medicine may affect fertility (ability to have children) in men. However, it is important to use birth control because Droxia may harm the baby if a pregnancy does occur.

You should not breastfeed while you are taking Droxia.

Older adults may be more sensitive to the effects of this medicine.

How should I take Droxia?

Follow all directions on your prescription label and read all medication guides or instruction sheets. Your doctor may occasionally change your dose. Use the medicine exactly as directed.

Droxia is usually taken once per day at the same time of day, with or without food. Swallow the pill whole with a glass of water.

Wash your hands before and after you handle Droxia or the bottle that contains the pills. For best protection, wear disposable gloves when handling the pills.

Do not open the Droxia capsule or crush or chew a tablet. Do not use a broken pill. The medicine from a crushed or broken pill can be dangerous if it gets in your eyes, mouth, or nose, or on your skin. If this occurs, wash your skin with soap and water or rinse your eyes with water.

If any powder from a broken pill is spilled, wipe it up at once with a damp paper towel and throw the towel away in a sealed plastic bag where children and pets cannot get to it.

Your doctor may also want you to take a folic acid supplement. Follow dosing instructions very carefully.

Droxia can lower your blood cell counts. Your blood will need to be tested often. Your cancer treatments may be delayed based on the results.

This medicine can affect the results of certain medical tests. Tell any doctor who treats you that you are using Droxia.

Store at room temperature away from moisture and heat. Keep the bottle tightly closed when not in use.

hydroxyurea, vitamin e, Endari, glutamine, Adakveo, Xromi

What happens if I miss a dose?

Take the medicine as soon as you can, but skip the missed dose if it is almost time for your next dose. Do not take two doses at one time.

Get your prescription refilled before you run out of medicine completely.

What happens if I overdose?

Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.

Overdose symptoms may include drowsiness, mouth sores, and swelling with pain and purple discoloration in your hands and feet.

What should I avoid while taking Droxia?

Using Droxia may increase your risk of developing skin cancer. Avoid exposure to sunlight or tanning beds. Wear protective clothing and use sunscreen (SPF 30 or higher) when you are outdoors.

Do not receive a "live" vaccine while using Droxia, or you could develop a serious infection. Live vaccines include measles, mumps, rubella (MMR), rotavirus, typhoid, yellow fever, varicella (chickenpox), zoster (shingles), and nasal flu (influenza) vaccine.

Avoid being near people who are sick or have infections. Tell your doctor at once if you develop signs of infection.

Do not handle Droxia pills or the medicine bottle without skin protection (disposable gloves).

What other drugs will affect Droxia?

Some medicines can increase your risk of serious side effects while taking Droxia. Tell your doctor if you are also using antiviral medicine or an interferon.

Other drugs may affect Droxia, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell your doctor about all your current medicines and any medicine you start or stop using.

Does Droxia interact with my other drugs?

Enter medications to view a detailed interaction report using our Drug Interaction Checker.

Further information

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.

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.