The study will investigate if Anakinra can ameliorate allergic contact dermatitis in participants with known nickel allergy

Inclusion Criteria:

• Aged at least eighteen years old.
• Able to provide written informed consent.
• Have a medical diagnosis of nickel allergy with at least a +2 reaction on the
• ICDRG scoring system when challenged with nickel.
• Fitzpatrick skin type 1-4.
• Able to speak and understand Danish.

Exclusion Criteria:

• Received any topical immunomodulating or immunosuppresive treatment on the lower back two weeks prior, or applied crème/lotion on the lower back 24 hours prior to day 0.
• Received systemic immunomodulating or immunosuppressive treatment four weeks prior to day 0.
• Any skin lesions at the area of interest such as nevi, scar tissue or pigment changes.
• Dermatitis and/or infection.
• Recent (3 months or less) administration of a live virus vaccine.
• Women of childbearing potential who are not taking adequate contraception or who are pregnant, plan to become pregnant during the study duration or lactating.
• Taking part in any other intervention study.
• Has any other condition which would, in the Investigator's opinion, deem the patient unsuitable for participation in the study (e.g. condition requiring long term or frequent oral steroid use).
• Presence of any condition or use of any medication which precludes the use of the study drug.
• Allergy to any of the ingredients in the drug.

through study completion (45 days)

Adverse events were collected at each visit.