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Management of DAAs Failure

If you have failure of plan A in treating a patient with chronic hepatitis C. What's your plan B

If you have failure of plan A in treating a patient with chronic hepatitis C. What's your plan B

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Antiviral Resistance<br />

• Each patient carries a preexisting<br />

heterogeneous population <strong>of</strong><br />

viruses:<br />

Sensitive viral variants (wild-type)<br />

Resistant viral variants<br />

– Wild-type: dominant and drugsensitive<br />

– Resistant-associated variants<br />

/substitutes) minority population(<br />

• The selection <strong>of</strong> drug- resistant<br />

variants has been observed in<br />

patient who had treatment failure.

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