Talk to a dentist about sedation options today. Call us at 703-246-1507 to schedule a visit.What you need in order to apply: You should know and understand the laws in Virginia regarding sedation and anesthesia before completing the application. Sedation dentistry uses medication to help patients relax during dental procedures. CONTACT INFORMATION: Our administration office at 10777 Main Street in Fairfax is open during regular business hours 8 a.m. We offer various types of sedation, including nitrous oxide ("laughing gas"), oral sedatives, and general anesthetic. Dentcare Now offers general and emergency dental services throughout the Fairfax, VA area. Looking for a dentist in Fairfax, VA? Patients under anesthesia are our top priority! You may call any of our offices or fill out a appointment request to schedule an appointment.