Who can inject
MD, DO, NP, PA, RN under physician supervision or delegation
Registered nurses (RNs)
Yes, RNs may inject under physician delegation; specific protocols required
Nurse practitioners & physician assistants
NP/PA may inject with physician collaboration; independent practice limited
The exam that makes it legal
Required; in-person or telehealth permitted under certain conditions A valid order or good-faith exam by an authorized provider is what makes an injection lawful — not simply who holds the syringe.
Training expected
No state-mandated injector training beyond licensure.
What to verify in Arizona
Establish written delegation agreements with supervising physicians and document all RN injection protocols to ensure compliance with Arizona Board of Nursing standards.
Primary source: Arizona Medical Board; Arizona Board of Nursing
General business information for Arizona medical-spa owners, current as of 2026 — not legal advice. State boards update rules often; confirm specifics with the Arizona board (and your own counsel) before you act.