Most of the time, it will not be an anesthesiologist.
The medicine will wear off quickly, so it is used for short, uncomplicated procedures.
Second generation antihistamines were developed in the 1980s and are much less sedating than first-generation antihistamines.
They act on histamine-1 receptors in the periphery and are unlikely to penetrate the brain, so are less likely to cause side effects or interact with drugs.
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Your health care provider will monitor you during the procedure to make sure you are OK.
This provider will stay with you at all times during the procedure. But you may receive extra oxygen through a mask or IV fluids through a catheter (tube) into a vein.
You will begin to feel drowsy and relaxed very quickly.
They are also more likely than second-generation antihistamines to impair a person’s ability to drive or operate machinery.
Interactions with other drugs are more common with first-generation antihistamines compared with second-generation antihistamines.
They also act on muscarinic, alpha-adrenergic, and serotonin receptors.
This means that first-generation antihistamines are more likely to cause side effects such as sedation, dry mouth, dizziness, low blood pressure, and a rapid heart-beat.