Vaccination is used to try to prevent and control the spread of disease.
Finally, stimulation of the host.s natural resistance mechanisms is used to shorten the duration of illness. The problems with chemotherapy are similar to those discussed for antimicrobial and antifungal agents. To understand the antiviral agents. Most of the drugs that are currently available block specific viral proteins that are involved in synthesis of viral components within the host cell. The list of drugs with some effect against HIV is growing so rapidly that any information will be out of date when published.