1.6 Using Drugs To Treat Disease

Question 1

What do painkillers do?

Answer 1

They help to relieve the symptom of infectious disease but do not kill the pathogen

Question 2

Why are antibiotics and vaccinations no longer effective against a new resistant strain of a pathogen?

Answer 2

Because mutations produce new strains and antibiotics and vaccination may no longer be effective against a new resistant strain of a pathogen and then the pathogen will spread rapidly