Yet, at your tender age, lol, your dose may have been max for you. It depends on how strong your heart
was when you began beta blocker therapy (Toprol XL
I only have one warning and it is; when you have taken a beta blocker, say for over a year or so, your Autonomic nervous system has become adjusted to the overriding affects of the beta blocker. It is used to having the beta blocker control force of contraction (BBs reduce this) and heart rate (BBs decrease heart rate).