Ohio Rev. Code § 4723.433
When performing clinical support functions as authorized by section 4723.43 of the Revised Code, a certified registered nurse anesthetist may direct a registered nurse, licensed practical nurse, or respiratory therapist to provide supportive care, including monitoring vital signs, conducting electrocardiograms, and administering intravenous fluids, if the nurse or therapist is authorized by law to provide such care.
In addition, the certified registered nurse anesthetist may direct the nurse or therapist to administer treatments, drugs, and intravenous fluids to treat conditions related to the administration of anesthesia if the nurse or therapist is authorized by law to administer treatments, drugs, and intravenous fluids and a physician, podiatrist, or dentist ordered the treatments, drugs, and intravenous fluids.
R.C. § 4723.433