Okla. Stat. tit. 43A, § 43A-5-306: Certificate of physician

The application described in Section 5-305 of this title shall

be accompanied by a certificate in duplicate signed by a licensed

doctor of medicine or osteopathic physician who is duly licensed to

practice his such profession by the Oklahoma State Board of Medical

Licensure and Supervision or the Oklahoma Board of Osteopathic

Examiners, who is not related by blood or marriage to the person

being examined, and who has no interest in the estate of the person

being examined. This certificate shall include the following:

1. A statement that a physician licensed in this state has

personally examined the person;

2. A statement that such physician is not related by blood or

marriage to the person being examined and has no interest in the

estate of the person being examined;

3. A determination that the person has a mental illness that

requires inpatient admission;

4. A statement that the person may not be held at the facility

for longer than one hundred twenty (120) hours or five (5) days,

excluding weekends and holidays, past the time when such person has

revoked consent to stay for treatment;

5. Information on the benefits and side effects of the

treatment the person will receive in an inpatient setting;

6. Certification that the person has made a knowing and willing

consent to voluntary inpatient treatment; and

7. The physician’s signature made under penalty of perjury.