Combination NTI drugs offer powerful treatment for complex conditions but come with high risks when generic versions are substituted. Despite widespread availability of single-component generics, combination NTI therapies remain nearly all brand-name due to scientific, regulatory, and safety barriers.
Generic drugs contain the same active ingredients as brand-name medications and are proven to be equally safe and effective. They cost up to 85% less and make up 90% of U.S. prescriptions. Learn how they're approved, why they're cheaper, and when to ask your doctor about switching.
The 80-125% rule ensures generic drugs are absorbed the same way as brand-name versions. Learn how bioequivalence confidence intervals work, why they matter, and what the data really says about generic safety.