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Minoxidil Solution

About this medicine

MINOXIDIL (mi - NOX - i - dill) is used to increase new hair growth in cases of hereditary hair loss. When applied to the scalp, this medicine can promote hair growth in men with male pattern baldness. Women should not use extra-strength minoxidil products.

Trade names

Rogaine® (Minoxidil) The list of names may not include all products that are available on the market.

How to take

  • This is an liquid solution that should be applied twice a day. Use 1ml (marked on the dropper) for each dose.
  • This medicine is for external use on the scalp only. Do not take by mouth.
  • The hair and scalp should be dry before you use this medicine.
  • Avoid getting your hair wet for at least 4 hours after applying.
  • You do not need to shampoo your hair before each application.
  • Follow the additional directions that are included with the product.
  • Do not use more often than directed.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, use only that dose. Do not use double or extra doses.

Who should not take this medicine?

Women should not use extra-strength minoxidil products, including the 5% topical solution. This medicine is not approved for use in children.

What should I watch for while using this medicine?

This medicine must be used on a regular basis for your hair to regrow. You may notice an increase in shedding during your first month using minoxidil. This is normal and should slow after the first month. It may take 3 to 4 months of regular and consistent use before you notice any improvement. It is important to continue to use this product to maintain regrowth of hair. Once you stop using it, the regrown hair will usually fall out within 3 months.

If you do not see any new hair growth after 4 months, stop using this product and contact your doctor or health care professional.

Side effects

Although this medicine is generally safe, like all medicines, it is associated with rare but serious side effects.

Contact your doctor or a health care professional immediately if you experience any of the following:

  • Chest pain or palpitations
  • Dizziness or fainting
  • Skin rash, blisters, or itching
  • Sudden weight gain
  • Swelling of the hands or feet

The following side effects usually do not require medical attention (although you can report them to your doctor or health care professional if they are persistent):

  • Headache
  • Redness, irritation and itching at the site of application
  • Unusual hair growth, on the face, arm, and back

This list may not describe all possible side effects. Contact your doctor if you have additional questions about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Contact with eyes, nose, mouth

Do not get this medicine in your eyes, nose, mouth, or on other sensitive areas. If you do, rinse off with plenty of cool tap water. Always wash your hands after use. Do not apply if your scalp is cut, scraped, or sunburned.

Hair color and texture

Some people may notice changes in hair color or texture after using this medicine.


  • Keep out of the reach of children
  • Store at room temperature (between 68-77 degrees fahrenheit)
  • Some products may be flammable. Keep away from heat, fire or flame.
  • Throw away any unused medicine after the expiration date.

Other important information

Medicine may not work

As with almost all medicine, the recommended treatments do not work for every single person. There is a risk the medicine will not work and your hair loss continues. If after more than 4 months your symptoms have not improved, you should consider scheduling an in-person visit with a doctor.

Inform your healthcare providers

Telemedicine does not replace your primary care physician. It is important to keep your primary care physician and pharmacist informed of all medications you are taking, including those in your Keeps treatment plan, as they can interact with other medicines you may be taking.