NaCl 0,9 % B. Braun, solution injectable, Depo-Medrone 40 mg/ml Suspension for Injection. clinical trials

(REGON) Repeated corticosteroid injections around the Greater Occipital Nerve (GON) as prophylactic treatment in chronic cluster headache

This study looks at whether regular injections around a nerve in the back of the head can help prevent severe "cluster headaches." It compares a pain-relieving medicine with a dummy injection to see how long people stay free from their usual headache patterns.