What is Halaven?Halaven is a medicine used to treat people with breast cancer that has metastasized (spread of tumor from one organ to another), and who have already received certain types of anticancer medicines after their breast cancer has spread.
What is the most important information I should know about Halaven?Your doctor will perform blood tests regularly to check your blood cell counts before you receive each dose of Halaven.
Halaven can cause a decrease in white blood cell counts (neutropenia). This can make you more likely to get serious infections, which may present with fever (temperature above 100.5°F), chills, cough, or burning or pain when you urinate. You may require antibiotic treatment if you develop an infection.
Halaven can cause numbness, tingling, or burning in your hands and feet (neuropathy). Tell your doctor if you have any of these symptoms.
Who should not take Halaven?Do not take Halaven if you are pregnant, plan to become pregnant, or are breastfeeding.
What should I tell my doctor before I take the first dose of Halaven?Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Halaven. Also, talk to your doctor about your complete medical history, especially if you have liver or kidney problems, heart problems, including a problem called congenital long QT syndrome (abnormal heart rhythm), are pregnant or plan to become pregnant, or are breastfeeding or plan to breastfeed.
What is the usual dosage?The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.
Adults: Your doctor will prescribe the appropriate dose for you.
How should I take Halaven?Your doctor will inject Halaven directly into your vein. It is given in cycles of treatment; each cycle lasts 21 days. You will receive an injection one time each week for two weeks in a row (days 1 and 8 of the cycle). Your doctor may need to change your dose of Halaven or change how often you receive it, depending on your blood test results.
What should I avoid while taking Halaven?Do not become pregnant while you are receiving Halaven.
What are possible food and drug interactions associated with Halaven?No significant interactions have been reported with Halaven at this time. However, always tell your doctor about any medicines you take, including over-the-counter medications, vitamins, and herbal supplements.
What are the possible side effects of Halaven?Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.
Side effects may include: abnormal heart beats, constipation, hair loss, nausea, tiredness, weakness
Can I receive Halaven if I am pregnant or breastfeeding?Pregnant women should not receive Halaven due to the risk of harm to the unborn baby. The effects of Halaven during breastfeeding are unknown. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.
What should I do if I miss a dose of Halaven?Contact your doctor if you miss your scheduled appointment to receive Halaven.
How should I store Halaven?Your doctor will store and prepare Halaven for you before you receive your dose.