vaccinations make your immune system healthier. medical provider do not test patients to see if they can take a particular vaccine. there are very few contraindications for getting a shingles vaccine so i do not know what your concerns might be. research the vaccine on-line and you will see that many of your fears may be unfounded.
is there a blood test that can be performed for a doctor to determine if your immune system is healthy for vaccinations? . how can a doctor tell if your immune system will support the "shingles" virus?