vaccine manufacturers are required to declare the ingredients to the south african health products regulatory authority (sahpra) before the vaccine is approved for use.

batšweletši ba meento ba kgopelwa go tsebagatša dika gare tša moento go bolaodi bja ditšweletšwa tša maphelo bja afrika borwa (sahpra) pele ga ge moento o ka dumelelwa gore o ka šomišwa.
