Tag: narrow therapeutic index

How to Track Medication Effectiveness After a Generic Switch

Jan, 1 2026| 8 Comments

Switching to a generic medication can save money, but for certain drugs, it may affect effectiveness. Learn how to track symptoms, lab values, and refill patterns to spot problems early and protect your health.

Dose Adjustments After Switching to Generics: When Doctors Change Medication Levels

Dec, 27 2025| 12 Comments

Switching to generic medications can require dose adjustments for drugs with a narrow therapeutic index, like warfarin and levothyroxine. Learn when and why doctors change doses after a generic switch, and what patients should watch for.