Four Distinct Forms
By Dr. H. Ryan Kazemi,
Medical procedures can cause
anxiety and fear, but
anesthesia can help.
Different forms of anesthesia
trigger different physiological
effects that make the
experience more bearable.
Nitrous oxide is the lightest form of
conscious sedation. It is inhaled through a
nasal mask and leaves the body minutes
after the system is turned off.
Nitrous oxide does not reduce awareness.
Patients can leave the office without
Medication can be taken a half
hour to an hour before the
Oral premedication is more
effective than nitrous oxide, but
its effectiveness and onset are
hard to predict.
Patients will need to be escorted
to and from the office in most
Once injected, local
anesthesia numbs the area
around the point of
Local anesthesia can be
combined with other types
of conscious sedation in
order to reduce anxiety and
This puts the patient in a safe, comfortable,
and relaxed state.
The effects occur quickly because the
sedation is administered through an I.V.
Patients who are given this sedation will need
to be escorted home.
To get the best care for your
procedure, consult with your
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