which levothyroxine products can be substituted for each other

We're getting questions about which levothyroxine products can be substituted for each other.

This controversy has been going on for years.

In the past, levothyroxine tablets were less stable and varied in potency...even when made by the same manufacturer.

Get concise advice on drug therapy, plus unlimited access to CE

Pharmacist's Letter includes:

  • 12 issues every year, with brief articles about new meds and hot topics
  • 300+ CE courses, including the popular CE-in-the-Letter
  • Quick reference drug comparison charts
  • Access to the entire archive

Already a subscriber? Log in

Volume pricing available. Get a quote