How long does Advil (ibuprofen) usually take to relieve a headache?
For most people, Advil (ibuprofen) starts to relieve headache pain within about 30 to 60 minutes, with fuller relief often coming after roughly 1 to 2 hours.
When should you expect it to work—and when does delay mean something else?
If the headache isn’t noticeably improving after about 2 hours, it may mean the dose was too low for you, the headache type isn’t well matched to ibuprofen (for example, some migraines respond better to migraine-specific meds), or the headache may have another cause.
What’s the typical “duration” of headache relief?
Headache relief from ibuprofen commonly lasts several hours, though the exact time depends on the person, the dose, and the underlying headache type.
What are safer next steps if the headache doesn’t improve?
If you’re using ibuprofen products, follow the label instructions for timing and maximum daily dose. If the headache keeps returning, is severe, or is different from your usual pattern, it’s a good idea to talk with a clinician rather than repeatedly redosing.
When to get urgent medical help
Seek urgent care right away if a headache is sudden and extreme (“worst headache of your life”), comes with weakness, numbness, confusion, trouble speaking, fainting, stiff neck with fever, or after a head injury.