Methylergonovine Maleate

Headache, nausea, vomiting, or dizziness 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/slow heartbeat, shortness of breath, cold hands/feet, pain/redness/swelling of arms or legs.

Get medical help right away if you have any very serious side effects, including: chest pain, vision changes, confusion, seizures.

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 MedWatch: The FDA Safety Information and Adverse Event Reporting Program.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

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.

Some products that may interact with this drug include: other ergot alkaloids (such as ergotamine, dihydroergotamine), "triptan" migraine medications (such as eletriptan, rizatriptan, sumatriptan).

Other medications can affect the removal of methylergonovine from your body, which may affect how methylergonovine works. Examples include adagrasib, cobicistat, mifepristone, nefazodone, azole antifungals (such as itraconazole, ketoconazole), macrolide antibiotics (such as erythromycin, clarithromycin), HIV protease inhibitors (such as lopinavir), ritonavir, among others.

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. Symptoms of overdose may include: severe headache, severe dizziness, seizures, slow/shallow breathing, numbness/tingling of arms/legs.

Do not share this medication with others.

Lab and/or medical tests (such as blood pressure) 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 near the time of the next 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. 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.

Before taking methylergonovine, tell your doctor or pharmacist if you are allergic to it; or to similar ergot alkaloids (such as ergonovine); 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: kidney disease, liver disease, high blood pressure, heart disease (such as venoatrial shunts, mitral valve stenosis, chest pain, recent heart attack), diabetes, high cholesterol, smoking/tobacco use, blood vessel disease (such as Raynaud's disease), complications during pregnancy (such as preeclampsia, eclampsia).

This drug may make you dizzy. Alcohol or marijuana (cannabis) can make you more dizzy. Do not drive, use machinery, or do anything that needs alertness until you can do it safely. Limit alcoholic beverages. Talk to your doctor if you are using marijuana (cannabis).

Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

This medication must not be used during pregnancy. It may harm an unborn baby. Consult your doctor for more details.

Methylergonovine passes into breast milk in small amounts and may have undesirable effects on a nursing infant. Consult your doctor before breastfeeding.