Is a 1mg Ativan as effective as nitrous oxide, how long does the effect last, and which one is less harmful for going to the dentist?

Ativan 1mg and nitrous oxide have different mechanisms of action. Ativan is a medication that is taken orally to help with nervousness or sleep, while nitrous oxide is a gas that is inhaled to induce conscious sedation. It is best to discuss with your dentist to determine which option is most suitable for your needs before your appointment.