Intervention: Cyclosporine
Trial phase: Not Applicable
ATC code: L04AD01 | S01XA18
SMILES: CC=CCC(C)C(O)C1C(=O)NC(CC)C(=O)N(C)CC(=O)N(C)C(CC(C)C)C(=O)NC(C(C)C)C(=O)N(C)C(CC(C)C)C(=O)NC(C)C(=O)NC(C)C(=O)N(C)C(CC(C)C)C(=O)N(C)C(CC(C)C)C(=O)N(C)C(C(C)C)C(=O)N1C
Sex: All
Age groups: Adult | Older Adult
Healthy volunteers: No
Participants at risk: 9
Group description: 5 mg/kg for first 4 weeks, followed by tapering to 1 mg/kg for 12 weeks until discontinuation at 16 weeks.

Cyclosporine A: 5 mg/kg for first 4 weeks, followed by tapering to 1 mg/kg for 12 weeks until discontinuation at 16 weeks
Eligibility criteria:
Inclusion Criteria:

Severe AD (defined as having a mean SCORAD score> 40,, with significant disease activity, pruritus, and sleep disturbances (13), suitable for treatment with Cyclosporine, and have failed or unsuitable for other treatment modalities, including topical and or systemic steroids or phototherapy. Patients must also have an IGA score of 3 or greater,
Males and females age 18 and above (if females are of child-bearing potential they must agree to use acceptable contraception during the study).
No systemic treatment contraception must commence 2 weeks prior to initiating the drug.
No systemic treatment for 4 weeks, no topical treatment or phototherapy for 2 weeks

Exclusion Criteria:

Previously treated with cyclosporine and had unacceptable toxicity
Past or current history of malignancy (except for treated isolated skin cancers)
Renal, hepatic, and hematologic laboratory values greater than CTC grade 1 toxicity, such as but not limited to creatinine >1.5 ULN, SGOT>2.5 ULN. Values greater then grade 1 would most likely represent clinically significant renal, hepatic or hematologic disease
Stage I hypertension is defined as >140/90. Patients with this blood pressure or higher on two separate occasions, whether on medications or not, will be excluded (JNC guidelines www.nhlbi.nih.gov/guidelines/hypertension )
Significant lipid panel abnormality (any grade 1 toxicity on CTC scale)
Lactating females
Other medical condition that would increase the risk of cyclosporine toxicity
Positive PPD
Primary or secondary immune deficiency (including known HIV status)
Possible or known pregnancy
Serious infection (such as active hepatitis)
Drug or alcohol abuse
Inability or lack of willingness to co-operate with regular monitoring
Severe photodamage/precancerous skin lesions due to previous sunlight exposure, or photo/photochemotherapy
Concurrent use of PUVA or UVB, other radiation therapy,
Concurrent use of other immunosuppressive agents such as MTX, Immuran, Cyclophosphamide, Cellcept, etc.(because of the possibility of excessive immunosuppression and the subsequent risk of malignancies)
Active infections, infections or history of serious infection requiring hospitalization, antibiotics, antivirals,or antifungals within 30 days of baseline
History of other inflammatory skin conditions (such as psoriasis, pemphigus, etc.
Patients with background skin conditions that might be directly related to atopic dermatitis (such as post inflammatory hyperpigmentation) will not be excluded as well as common background non-inflammatory skin conditions such as seborrheic keratosis, benign pigmented lesions, acne, etc