Mild Problems
-Fever (up to 1 person out of 6) - (температура)
-Mild rash (about 1 person out of 20) - (обрив)
-Swelling of glands in the cheeks or neck (rare) If these problems occur, it is usually within 7-12 days after the shot. They occur less often after the second dose. (отток - мисля че става въпрос за лимфните възли отстрани и на врата)
Moderate Problems
-Seizure (jerking or staring) caused by fever (about 1 out of 3,000 doses)
-Temporary pain and stiffness in the joints, mostly in teenage or adult women (up to 1 out of 4)
-Temporary low platelet count, which can cause a bleeding disorder (about 1 out of 30,000 doses)
Severe Problems (Very Rare)
-Serious allergic reaction (less than 1 out of a million doses)
-Several other severe problems have been known to occur after a child gets MMR vaccine.