Hyponatremia vasopressin receptor antagonists (vaptans), such as conivaptan, may be slightly more effective than fluid restriction in those with high volume or normal volume hyponatremia. They should not be used in people with low volume. Their use in SIADH is unclear. Demeclocycline, while sometimes used for SIADH, has significant side effects including potential kidney problems and sun sensitivity. In many people it has no benefit while in others it can result in overcorrection and high blood sodium levels. Daily use of urea by mouth, while not commonly used due to the taste, has tentative evidence in SIADH. It, however, is not
Autologous conditioned serum Autologous conditioned serum Autologous conditioned serum, also known as Orthokine and Regenokine, is an experimental procedure in which a person's own blood is extracted, manipulated, and then reintroduced with claims benefit in osteoarthritis. There is limited evidence on safety and effectiveness as of 2017. It is not included in medical guidelines as of 2017. It is a type of autologous blood therapy. There is limited evidence on safety and effectiveness as of 2017. There is tentative evidence in osteoarthritis. Its use has not been recommended or considered by the Osteoarthritis Research Society International. The process removes about of blood from