Royal College of Physicians Act, 1761

Physician, chirurgeon, &c. shall subscribe prescription with his name, or initial letters, and profession, and (if a physician) of the university, of which doctor or graduate; penalty 40s. if of the college, initial letters of his name sufficient.

>XX. And be it further enacted by the authority aforesaid, That all and every physician, chirurgeon, or other person or persons taking upon him or them to prescribe medicines, whether for internal or external use or application for the health of man's body, shall subscribe every such prescription with his name or surname, or the initial letters of his name and surname, and with those also of his profession, whether physician or chirurgeon, and, if a physician, with the name or the initial letter of the name of the university or universities, of which he is a doctor, or other graduate in physick, under the penalty of forty shillings for every omission, unless he be a member of the royal college of physicians; in which case the initial letters of his name alone may be sufficient.