Can Tamiflu cause cold sores? Separating Medication Side Effects from the Flu Trigger
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4 min read
Oral sores, a rare but documented side effect of the flu medication Tamiflu (oseltamivir), can be mistaken for cold sores. The question, 'Can Tamiflu cause cold sores?', requires understanding the difference between a specific drug reaction and a flare-up triggered by the influenza infection itself.
