This is an open-label, follow-up study for subjects who completed the PEPITES study. Subjects will be offered enrollment in this follow-up study to receive Viaskin Peanut 250 μg for 2 additional years if previously on active treatment in the PEPITES study, or for 3 years if previously on placebo in the PEPITES study.

Inclusion Criteria:

• Subjects who completed the PEPITES study.

Exclusion Criteria:

• Generalized dermatologic disease (for example, active atopic dermatitis, uncontrolled generalized active eczema, ichthyosis vulgaris) extending widely on the skin and especially on the back or arms with no intact zones to apply the Viaskin patches.
• Diagnosis of asthma that evolved to severe, unstable or uncontrolled asthma.