Tag: narrow therapeutic index

Digoxin Generics: Bioavailability Issues and Why Monitoring Is Non-Negotiable

Posted By John Morris    On 23 Feb 2026    Comments (3)

Digoxin Generics: Bioavailability Issues and Why Monitoring Is Non-Negotiable

Digoxin generics may be bioequivalent to brand-name versions, but switching between different generics can cause dangerous shifts in blood levels. For this narrow therapeutic index drug, consistent use and regular monitoring are critical to avoid toxicity or treatment failure.

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Antiseizure Medications and Generic Substitution: Risks and Best Practices

Posted By John Morris    On 28 Dec 2025    Comments (10)

Antiseizure Medications and Generic Substitution: Risks and Best Practices

Generic antiseizure medications can save money, but for many patients, switching brands can trigger seizures or side effects. Learn the risks, which drugs are most dangerous to substitute, and how to protect your treatment plan.

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