How Long Do Thyroxine Tablets Last?
How Long Do Thyroxine Tablets Last? Thyroxine has a full therapeutic effect 3–4 weeks after starting treatment and will continue to have a therapeutic action for 1–3 weeks after treatment stops. In view of the long half-life, dose changes should only be made every 3–4 weeks. Does thyroxine go out of date? If you take