100% oxygen via a non-rebreather mask (not a nasal cannula).

Oxygen therapy is widely considered the gold standard for aborting cluster headache attacks. To find and purchase it correctly, you must navigate specific medical and equipment requirements. 1. Where to Buy Oxygen

While most home concentrators only reach 5 LPM, high-flow versions (10–15 LPM) can be purchased from medical retailers like Airvida Chambers or Direct Home Medical . 4. Cost and Insurance

Some advanced centers, such as Atlantic Physical Therapy in Miami, offer on-site oxygen and hyperbaric treatments.

If your supplier only provides basic tanks, you may need to purchase high-flow accessories separately: