What is true about vaccines?

A ) Protect against the future viral and bacterial infections ✅

B ) Treat the existing bacterial infections only

C ) Treat existing infections and also protect against future infections

D ) Protect against viral infections only

Related Questions
  1. The methods of administering vaccines is/are;
  2. Which of these addictive drugs are also used as painkillers?
  3. The substances used for the treatment, cure, prevention or diagnosis of disease are called;
  4. Sulfonamides affect bacteria in the following way:
  5. Until 1980, the subject pharmacology was known as:
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