Get emergency medical help if you have signs of an allergic reaction to Ajovy: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
An allergic reaction to fremanezumab-vfrm can occur up to 1 month after an injection.
Common Ajovy side effects may include:
pain, redness, or a hard lump where the medicine was injected.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
 Ajovy side effects (more detail)
