Why is it difficult to treat a viral disease?

Answer 1

It is difficult to treat viral disease because antibiotics do not work against viral diseases and also antiviral can be given but they are no really used because of adverse side effects.

Ayraayra: Viruses have a habit of mutating their strands from person to person, which makes it difficult to cure with a medication. Antivirals usually decresed the symptoms, but don't do much to fight the virus.

Answer 2

The production itself is not usually difficult as long as they are able to find a suitable strain of the influenza virus to use that is readily able to be grown in culture to produce the seed stock for the vaccine manufacture. Deciding which particular strain or mutation to use as the seed that will best match the active virus that is circulating in the wild in the most places at the time, and that also can be easily grown in the laboratory is the difficult part of the process in most years that new vaccines are needed for new virus strains and mutations.

Answer 3

Because viral disease often have many different forms thus making it almost impossible to cure, also viral means virus so it is always there instead of bacteral where it is just a bacteria thag can be fought