Tag: lithium potency

Medications with a Narrow Therapeutic Index: Why Expiration Dates Matter More Than You Think
6 December 2025

Medications with a Narrow Therapeutic Index: Why Expiration Dates Matter More Than You Think

Narrow therapeutic index drugs like warfarin, lithium, and digoxin require extreme precision. Even minor potency loss after expiration can lead to life-threatening consequences. Here's why you must never use expired NTI medications.

Read More