Tag: levothyroxine

17 Jan
Multiple Manufacturers: NTI Drugs and Switching Between Generics

Multiple Manufacturers: NTI Drugs and Switching Between Generics

NTI drugs like levothyroxine and tacrolimus have a narrow margin between effective and toxic doses. Switching between generic manufacturers can affect blood levels and cause serious side effects-even when FDA-approved. Here's what you need to know.

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