No provision of this chapter shall confer any authority to practice medicine or surgery nor shall this chapter prohibit any person from the domestic administration of family remedies or the furnishing of assistance in the case of an emergency; nor shall it be construed as prohibiting persons employed in state hospitals and state sanatoriums and subsidiary workers in general hospitals from assisting in the nursing care of patients if adequate medical and nursing supervision is provided; nor shall it be construed to prohibit the administration of medications by dialysis patient care technicians in accordance with section 19a-269a; nor shall it be construed to prohibit a personal care assistant employed by a homemaker-companion agency registered pursuant to section 20-671 from administering medications to a competent adult who directs his or her own care and makes his or her own decisions pertaining to assessment, planning and evaluation; nor shall it be construed as prohibiting students who are enrolled in schools of nursing approved pursuant to section 20-90, and students who are enrolled in schools for licensed practical nurses approved pursuant to section 20-90, from performing such work as is incidental to their respective courses of study; nor shall it prohibit a registered nurse who holds a master’s degree in nursing or in a related field recognized for certification as either a nurse practitioner, a clinical nurse specialist, or a nurse anesthetist by one of the certifying bodies identified in section 20-94a from practicing for a period not to exceed one hundred twenty days after the date of graduation, provided such graduate advanced practice registered nurse is working in a hospital or other organization under the supervision of a licensed physician or a licensed advanced practice registered nurse, such hospital or other organization has verified that the graduate advanced practice registered nurse has applied to sit for the national certification examination and the graduate advanced practice registered nurse is not authorized to prescribe or dispense drugs; nor shall it prohibit graduates of schools of nursing or schools for licensed practical nurses approved pursuant to section 20-90, from nursing the sick for a period not to exceed ninety calendar days after the date of graduation, provided such graduate nurses are working in hospitals or organizations where adequate supervision is provided, and such hospital or other organization has verified that the graduate nurse has successfully completed a nursing program. Upon notification that the graduate nurse has failed the licensure examination or that the graduate advanced practice registered nurse has failed the certification examination, all privileges under this section shall automatically cease. No provision of this chapter shall prohibit (1) any registered nurse who has been issued a temporary permit by the department, pursuant to subsection (b) of section 20-94, from caring for the sick pending the issuance of a license without examination; (2) any licensed practical nurse who has been issued a temporary permit by the department, pursuant to subsection (b) of section 20-97, from caring for the sick pending the issuance of a license without examination; (3) any qualified registered nurse or any qualified licensed practical nurse of another state from caring for a patient temporarily in this state for not longer than seventy-two hours, provided such nurse shall not represent or hold himself or herself out as a nurse licensed to practice in this state; (4) any qualified registered nurse or any qualified licensed practical nurse of another state from caring for a patient longer than seventy-two hours, provided such nurse (A) has been issued a temporary permit by the department, and (B) shall not represent or hold himself or herself out as a nurse licensed to practice in this state; (5) registered nurses or licensed practical nurses from other states from doing such nursing as is incident to their course of study when taking postgraduate courses in this state; or (6) nursing or care of the sick, with or without compensation or personal profit, in connection with the practice of the religious tenets of any church by adherents thereof, provided such persons shall not otherwise engage in the practice of nursing within the meaning of this chapter. This chapter shall not prohibit the care of persons in their homes by domestic servants, housekeepers, nursemaids, companions, attendants or household aides of any type, whether employed regularly or because of an emergency of illness, if such persons are not initially employed in a nursing capacity. This chapter shall not prohibit unlicensed assistive personnel from administering jejunostomy and gastrojejunal tube feedings to persons who (A) attend employment opportunities and day services provided by or under the jurisdiction of the Department of Developmental Services or respite centers under the jurisdiction of the Department of Developmental Services, (B) reside in residential facilities under the jurisdiction of the Department of Developmental Services, or (C) receive support under the jurisdiction of the Department of Developmental Services, when such feedings are performed by trained, unlicensed assistive personnel pursuant to the written order of a physician licensed under chapter 370, an advanced practice registered nurse licensed to prescribe in accordance with section 20-94a or a physician assistant licensed to prescribe in accordance with section 20-12d.