The healthcare provider prescribes oral antifungal therapy for a client with onychomycosis. What information should the nurse tell the client?
A single dose of the oral antifungal agent is usually sufficient to treat the infection.
The infection is difficult to eradicate and requires prolonged therapy for 3 to 6 months.
Complete eradicate is important because of the risk of a systemic infection.
Prolonged therapy provides no benefit and increases the risk of adverse effects.