Yes, there are many types of beta blockers and there are many generations of beta blockers.They are classified as first, second and third generation. Hey can also be classified as water soluble or at soluble. They can be classified as selective and non-selective. So there are multiple ways of classification of beta blockers. The present beta blockers are predominantly selective beta blockers. That means they block what is known as Beta 1 receptor and not beta 2 and beta 3 and alpha eceptors. The