from donating blood, tissue or organs;" fourth, "the use of barrier contraception when engaging in sexual intercourse;" fifth, keep both name and current address on register and to notify the relevant health authorities when moving abroad;" and lastly "divulge confidential information, including one's status as a xenotransplantation recipient to researchers, all health care professionals from whom one seeks professional services, and close contacts such as current and future sexual partners." With these guidelines in place the patient has to abide to these rules until either their lifetime or until the government determines that there is no need for public health safe guards. Xenotransplantation guidelines in the United States The Food and Drug Administration (FDA) has also stated that if a transplantation takes place the recipient must undergo monitoring for the rest of that recipient's lifetime and waive their right to withdraw. The reason for requiring lifelong monitoring is due to the risk of acute infections that may occur. The FDA suggests that a passive screening program should be implemented and should extend for the life of the recipient. See also Bartley P. Griffith Allograft Isograft Medical grafting Xenopregnancy Xenotransfusion References External links PBS Special on Pig to Human Transplants Campaign for Responsible Transplantation The Australian National Health and Medical Research Council's 2005 statement on xenotransplantation Organ transplantation Ethically disputed medical practices Animal testing Life extension