Wyo. Stat. Ann. § 35-4-1103
(a) Notwithstanding W.S. 35-7-118 and any other law to the contrary, a patient may receive, and a physician may perform, stem cell therapy that has not been approved by the United States food and drug administration if:
(i) The therapy is conducted in accordance with a current institutional review board approval or is an investigational drug, biological product or device;
(ii) The stem cells are manufactured and handled in accordance with current good manufacturing practice standards;
(iii) A physician-patient relationship exists between the physician administering the stem cell therapy and the person receiving the therapy;
(iv) The physician is registered with the Wyoming state board of medicine to provide stem cell therapy pursuant to this act;
(v) The patient or legally recognized representative of the patient has provided written informed consent acknowledging:
(A) The nature and character of the proposed stem cell therapy;
(B) That stem cell therapy is not approved by the United States food and drug administration;
(C) The potential benefits, risks and complications associated with stem cell therapy and the procedure to be performed; and
(D) The financial responsibility of the patient or legally recognized representative of the patient in paying for the stem cell therapy to be received.
(b) Stem cell therapy provided pursuant to this act shall be administered by a physician or under the direct supervision of a physician. Activities other than the actual administration of the stem cells to the patient shall be supervised by a physician.
(c) No person authorized under this act to perform stem cell therapy or manufacture stem cells shall be obligated by this act to provide stem cell therapy or stem cells but may do so according to the person's own discretion and judgment.
(d) A health carrier as defined by W.S. 26-13-303(a)(iii) may but shall not be required to provide coverage for costs associated with stem cell therapy.
(e) This act shall not prohibit the performing of any stem cell therapy or activity otherwise allowed by law. A person shall not perform, advertise or represent that the person is providing stem cell therapy under this act if the person does not comply with the provisions of this act.