• ​Scalp irritation, including dryness, scaling, itching and/or redness
• Decrease the dose or frequency of application
• Stop the medication and consult your doctor if redness or irritation continues
• Temporary hair loss (this may occur in the first 1 to 2 months of treatment)
• Stop the medication if this continues for more than 2 months
• Unwanted face or body hair
• Avoid dripping the medication over the face and forehead
• You may consider using a lower concentration of the medication
• If these symptoms do not go away, consult your doctor

​Inform your healthcare professional if:

• You are allergic to the medication or any of the other ingredients of the medication e.g. propylene glycol or ethanol (alcohol).
• You are pregnant, planning to become pregnant, or breastfeeding
• You have high blood pressure or heart problems
• Your scalp is inflamed, irritated, infected or sunburned. It should be treated first before using this medication

​The symptoms of a drug allergy include one or more of the following:

• Swollen face/eyes/lips/tongue
• Difficulty in breathing
• Itchy skin rashes over your whole body 

In rare cases, Minoxidil can be absorbed into the skin and cause these side effects:

• Chest pain
• Dizziness
• Fainting
• Headache
• Fast/irregular heartbeat
• Swelling of face, lips, hands or feet
• Unusual weight gain

If you experience any of these symptoms, stop the medication and consult your doctor immediately.