B-Complex, Vitamin C, Magnesium, B12 IV push , 1/2 liter of hydration included. The Myers’ Cocktail is named for the late John Myers, M.D., a Maryland physician who used intravenous injections of nutrients to treat many chronic conditions. He found this treatment to be effective for acute asthma attacks, migraines, Chronic Fatigue Syndrome, Fibromyalgia, acute muscle spasm, upper respiratory tract infections, chronic sinusitis, seasonal allergies and heart disease.