Wait twenty minutes, then repeat. Shield your eyes from direct light. Drink plenty of liquids to avid dehydration if you are vomiting. Drinking flat pop can help the nausea. Massage will help reduce pain by increasing blood circulation.
Moist heat can increase muscle relaxation.
Brush your scalp with a soft hairbrush for relief. There may be a light glare, poor air quality, etc. Avoid foods that trigger pain. Do exercise to reduce stress and raise the body's level of natural pain killers. Several times a day, mental check your body to locate areas of stress and relieve them.