There is a very old and true saying that prevention is better than cure. We do this in so many different ways with our families - most parents have their children vaccinated for polio, German measles, whooping cough and tetanus. We give them vitamin C during winter to keep colds and flu at bay and use sun screen during summer to prevent melanomas.
You can do the same thing with your beautiful cat or kitten. Preventative measures to keep it healthy are much better and certainly cheaper than