Yes, I think our cavalier use of antibiotics is a real problem, that could wipe a huge number of people out through the development of populations with huge immune deficiencies and uber-bacteria. Similarly for antiviral resistance.
Plus the need for such drugs itself is overplayed, most of the time the human body can take care of an infection itself. Things like clean water, hand washing, etc, helped for the rest many times over than drugs do.
Have you documented your turning down of antibiotics, vaccines, and other medicines so that others can see how tough you are and how modern medicine isn't needed? Have you encouraged your parents and grandparents to do the same? Have you denied your children modern healthcare as well?
Plus the need for such drugs itself is overplayed, most of the time the human body can take care of an infection itself. Things like clean water, hand washing, etc, helped for the rest many times over than drugs do.