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Minoxidil (Systemic)

Generic name: Minoxidil (systemic) [ mi-NOKS-i-dil ]
Drug class: Vasodilators

Medically reviewed by Last updated on Oct 25, 2023.


  • This medicine may cause very bad heart-related side effects. This includes chest pain that gets worse. This medicine is only for use when blood pressure is not controlled by other drugs. Talk with the doctor.
  • You will need to take minoxidil (systemic) with certain other drugs to prevent side effects. Talk with your doctor.
  • Sometimes, minoxidil (systemic) will need to be started in a hospital where you will be closely watched. Talk with your doctor.

Uses of Minoxidil:

What do I need to tell my doctor BEFORE I take Minoxidil?

This is not a list of all drugs or health problems that interact with minoxidil (systemic).

Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take minoxidil (systemic) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take Minoxidil?

How is this medicine (Minoxidil) best taken?

Use minoxidil (systemic) as ordered by your doctor. Read all information given to you. Follow all instructions closely.

What do I do if I miss a dose?

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

What are some other side effects of Minoxidil?

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-332-1088. You may also report side effects at

If OVERDOSE is suspected:

If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

How do I store and/or throw out Minoxidil?

Consumer Information Use and Disclaimer

Frequently asked questions

Further information

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