Are there really differences between generic and trade name drugs? Which of the following may be why there are differences: (may be more than one)
1) Compression of a tablet.
2) Despite the fact that the weights are identical, drug formulations are not always the same.
3) The FDA does not get involved with potency of generic drugs.
4) Generics and trade name drugs always have the same bioavailability.
5) Two drugs have different inert ingredients.
