..as I have said before. But, being aware of when to use which medicine is important. And, being aware in order to make good choices is important. This is a really great link to a series of youtube clips-click on them!

I have seen many cases of such side effects here in my own clinic. 

http://articles.mercola.com/sites/articles/archive/2009/07/18/Antibiotics-to-Avoid-Like-the-Plague-Due-to-FDAs-Oversight-Failure.aspx