Tag: narrow therapeutic index

Narrow Therapeutic Index Drugs: What Patients Need to Know
22 Jan

Narrow Therapeutic Index Drugs: What Patients Need to Know

by philip onyeaka Jan 22 2026 9 Medications

Narrow therapeutic index drugs require precise dosing-small changes can cause serious harm. Learn how to safely manage medications like warfarin, lithium, and levothyroxine with regular monitoring and consistent use.

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

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

by Prudence Bateson Jan 4 2026 8 Medications

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

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