Please tell me, are there alternatives to iv sedation?

Yes: Depending on the procedure you are having done and your other medical problems local anesthesia, regional anesthesia, or general anesthesia may be possible. Speak to your qualified anesthesia provider to come up with an anesthetic that is safe and effective.

Sedation: If you are seeking alternate routes of sedation : oral rectal transdermal and intramuscular routes exist.