<unk> , also known as hydroxyurea, is a medication used in sickle-cell disease, essential thrombocythemia, chronic myelogenous leukemia and cervical cancer. In sickle-cell disease it increases fetal hemoglobin and decreases the number of attacks. It is taken by mouth. Common side effects include bone marrow suppression, fevers, loss of appetite, psychiatric problems, shortness of breath, and headaches. There is also concern that it increases the risk of later cancers. Use during pregnancy is typically harmful to the baby.<unk>  is in the antineoplastic family of medications. It is believed to work by blocking the making of DNA.<unk>  was approved for medical use in the United States in 1967. It is on the World Health Organization's List of Essential Medicines.<unk>  is available as a generic medication.
Hydroxycarbamide
Dacarbazine
Ifosfamide
Procarbazine
Mercaptopurine
Busulfan
Etoposide
Vincristine