Do not share this medication with others.
Lab and/or medical tests (such as hormone levels, uric acid level) may be done while you are taking this medication. Keep all medical and lab appointments. Consult your doctor for more details.
This medication is used to treat hemolytic anemia. It works by slowing the breakdown of red blood cells. It may help to improve symptoms of anemia (such as shortness of breath, tiredness) and decrease the need for blood transfusion.
Read the Patient Information Leaflet if available from your pharmacist before you start taking mitapivat and each time you get a refill. If you have any questions, ask your doctor or pharmacist.
Take this medication by mouth with or without food as directed by your doctor, usually twice daily. The dosage is based on your medical condition, response to treatment, lab tests, and other medications you may be taking. Be sure to tell your doctor and pharmacist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).
The manufacturer directs not to split, crush, chew, or dissolve the tablet before taking it. However, many similar drugs (immediate-release tablets) can be split, crushed, or chewed. Follow your doctor's directions on how to take this medication.
Use this medication regularly to get the most benefit from it. To help you remember, take it at the same times each day.
Do not stop taking this medication without consulting your doctor. Some conditions may become worse when this drug is suddenly stopped. Your dose may need to be gradually decreased. When stopping this medication, tell your doctor right away if you have symptoms such as yellowing eyes/skin, dark urine, confusion, tiredness, or shortness of breath.
Avoid eating grapefruit or drinking grapefruit juice while using this medication unless your doctor or pharmacist says you may do so safely. Grapefruit can increase the chance of side effects with this medicine. Ask your doctor or pharmacist for more details.
Tell your doctor if your condition does not get better or if it gets worse.
Back/joint pain, flushing, nausea, vomiting, or diarrhea may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.
Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if you have any serious side effects, including: fast/irregular heartbeat.
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US - Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Before taking mitapivat, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: liver disease.
Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).
During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.
It is unknown if this medication passes into breast milk. Consult your doctor before breastfeeding.
Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor's approval.
Other medications can affect the removal of mitapivat from your body, which may affect how mitapivat works. Examples include azole antifungals (such as itraconazole), lonafarnib, rifamycins (such as rifampin), drugs used to treat seizures (such as carbamazepine, phenytoin), among others.
This medication can speed up the removal of other medications from your body, which may affect how they work. Examples of affected drugs include daridorexant, elacestrant, certain products used to treat chronic hepatitis C (asunaprevir, ombitasvir/paritaprevir/ritonavir), mavacamten, quizartinib, among others.
This medication may decrease the effectiveness of hormonal birth control such as pills, patch, or ring. This could cause pregnancy. Discuss with your doctor or pharmacist if you should use reliable backup birth control methods while using this medication. Also tell your doctor if you have any new spotting or breakthrough bleeding, because these may be signs that your birth control is not working well.
If someone has overdosed and has serious symptoms such as passing out or trouble breathing, call 911. Otherwise, call a poison control center right away. US residents can call 1-800-222-1222. Canada residents can call 1-844-764-7669.
Do not share this medication with others.
Lab and/or medical tests (such as hormone levels, uric acid level) may be done while you are taking this medication. Keep all medical and lab appointments. Consult your doctor for more details.
If you miss a dose, take it as soon as you remember. If it is more than 4 hours after the missed dose, skip the missed dose. Take your next dose at the regular time. Do not double the dose to catch up.
Store at room temperature away from light and moisture. Keep the blister pack in the original carton until ready to use. Do not store in the bathroom. Keep all medications away from children and pets.
Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.