An itchy scalp can be a nightmare. Waking up at night, digging at the scalp, scratching during the day and being miserable can drive anyone to scream. There are remedies available at doctor's offices, depending on what is causing the itch. Some are expensive, and doctor's office visits are not cheap. Insurance companies might not pay for an itchy scalp. Here are home remedies for itchy scalp, they are worth giving a try. If nothing works, the doctor is always open.