FAQs
What is a black‑box warning?
A black‑box warning is the FDA’s most serious safety alert, placed in a bold red box on a drug’s label to highlight life‑threatening risks.
How many drugs carry a black‑box warning?
Approximately 400 + prescription medications in the United States have black‑box warnings, though the exact number changes as new data emerge.
Does ibuprofen have a black‑box warning?
Regular ibuprofen does not have a boxed warning, but high‑dose NSAIDs (over 2400 mg/day) carry a strong warning about heart attack and stroke risk.
Which antibiotics have black‑box warnings?
Fluoroquinolones (e.g., ciprofloxacin) and linezolid are notable examples; they are linked to tendon rupture, serious nervous‑system effects, and blood‑cell complications.
What should I do if I experience side effects from a medication with a black‑box warning?
Contact your healthcare provider immediately for any severe symptoms (e.g., difficulty breathing, chest pain, mood changes). For life‑threatening reactions, call 911.
