Generic medications save billions, but not everyone reacts the same. For drugs with narrow therapeutic indices like levothyroxine and warfarin, small differences in absorption can cause serious side effects. Here’s why some people feel worse after switching-and what to do about it.
Category: Pharmacy - Page 3
Counterfeit medications are a growing threat, with fake pills containing dangerous substances like fentanyl. Learn the top red flags - from suspicious pricing to packaging errors - to protect yourself and loved ones from deadly fake drugs.
Combination NTI drugs offer precise treatment for complex conditions but face major gaps in generic availability due to bioequivalence challenges. Patients risk therapeutic failure or toxicity when generics are substituted, with no FDA-approved fixed-dose NTI combinations currently on the U.S. market.
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Therapeutic drug monitoring (TDM) is critical for patients on generic narrow therapeutic index (NTI) drugs, where small changes in blood levels can cause toxicity or treatment failure. Learn when and why TDM saves lives.
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Your genes determine how you respond to medications-even generics. Learn how family history and genetic variants like CYP2D6 affect drug safety, why some people need different doses, and what steps to take before switching medications.
Batch release testing is the final safety check for pharmaceutical products before they reach patients. Learn what tests are required, who approves batches, how long it takes, and why this step prevents dangerous drugs from hitting the market.
Calcium channel blockers help control blood pressure, but their metabolism through CYP3A4 makes them prone to dangerous interactions with common drugs and foods. Learn which CCBs are safest and how to avoid life-threatening side effects.