Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Multicenter, Randomized, Open Pilot Trial Assessing the Efficacy and Safety of Etanercept 50 mg Twice Weekly Followed Etanercept 25mg Twice Weekly, the Combination of Etanercept 25 mg Twice Weekly and Acitretin and Acitretin Alone in Patients With Moderate to Severe Psoriasis
Brief Summary: To compare the efficacy of ETN 50mg twice weekly for 12 weeks followed by reduction to a maintenance dose of 25mg twice weekly at week 24 with that of combination of ETN 25 mg Twice Weekly plus Acitretin 10mg BID at week 24 in subjects with moderate to severe psoriasis.


Options:
A: Inclusion Criteria:

* Have chronic plaque psoriasis based on a diagnosis of chronic plaque psoriasis for at least 6 months before baseline.
* Have moderate-to-severe psoriasis in the genital area at screening and baseline.
* Have plaque psoriasis in a nongenital area at screening and baseline.
* Have failed to respond to, or are intolerant of, at least 1 topical therapy used for treatment of psoriasis affecting the genital area.
* Must agree to use reliable method of birth control, which could include abstinence, during the study and for at least 12 weeks following the last dose of study drug.

Exclusion Criteria:

* Pustular, erythrodermic, and/or guttate forms of psoriasis.
* History of drug-induced psoriasis.
* Have recently received certain treatments for psoriasis (in particular, within the past 4 weeks but the restriction can go up to 12 months for some treatments).
* Have ever received treatment with ixekizumab, secukinumab, brodalumab, or another drug with a similar mode of action.
* Cannot avoid excessive sun exposure or use of tanning booths for at least 4 weeks prior to baseline and during the study.
* Are currently enrolled in any other clinical trial involving an investigational product.
* Serious disorder or illness other than plaque psoriasis.
* Active or history of malignant disease within 5 years prior to baseline.
* Serious infection within the last 3 months.
* Have received a live vaccine within 3 months of baseline or plan to do so during the study.
* Have received a vaccination with Bacillus Calmette-Guérin (BCG) within the past year.
* Pregnant or breastfeeding (lactating) women.
B: Inclusion Criteria:

* Active, moderate to severe psoriasis defined by the following criteria: Clinically stable, plaque psoriasis involving more than 10% body surface area (BSA) or PASI 10.
* In the opinion of the investigator, failure, intolerance, contraindication or not a candidate for the following: Methotrexate (MTX), cyclosporine, and psoralen plus ultraviolet A radiation (PUVA) therapy.
* Negative urine pregnancy test before the first dose of study drug in all female patients

Exclusion Criteria:

* Evidence of skin conditions (e.g., eczema) other than psoriasis that would interfere with evaluations of the effect of study medication on psoriasis.
* Any rheumatologic disease such as rheumatoid arthritis, psoriatic arthritis, gout, systemic lupus erythematous, systemic vasculitis, scleroderma and polymyositis, or associated syndromes.
* Prior exposure to TNF inhibitors including ETN. Prior exposure to efalizumab (Raptiva®) and alefacept (Amevive®) is also prohibited.
C: Inclusion Criteria:

* Adults over 18 years of age with a diagnosis of chronic moderate to severe plaque psoriasis for at least 12 months; in generally good health; on stable dose of non-prohibited medications; able to stop current psoriasis therapy (systemic or topical) for several weeks prior to and during study participation.

Exclusion Criteria:

* Serious underlying disease including viral disorders such as hepatitis or HIV or skin condition that would interfere with skin biopsies or evaluation of psoriasis; conditions that could interfere with drug absorption after oral administration; history of malignancy or auto-immune disease.
* Use of oral or injected corticosteroids (steroids).
D: Inclusion Criteria:

* Have chronic plaque psoriasis based on a diagnosis for at least 6 months before baseline as determined by the investigator.
* Are a candidate for phototherapy and/or systemic therapy.
* Have both an Static Physician Global Assessment (sPGA) score of ≥3 and a Psoriasis Area and Severity Index (PASI) score ≥12 at screening and at baseline.
* Have ≥10% body surface area (BSA) involvement at screening and baseline.
* If a male, agree to use a reliable method of birth control during the study.
* If female, agree to use highly effective method of contraception.

Exclusion Criteria:

* Predominant pattern of pustular, erythrodermic, and/or guttate forms of psoriasis.
* Have a history of drug-induced psoriasis.
* Had a clinically significant flare of psoriasis during the 12 weeks before baseline.
* Use of tanning booths for at least 4 weeks before baseline.
* Concurrent or recent use of any biologic agent within the following periods prior to baseline: etanercept \<28 days; infliximab, adalimumab, certolizumab pegol, or alefacept \<60 days; golimumab \<90 days; rituximab \<12 months; secukinumab \<5 months; or any other biologic agent (e.g., ustekinumab) \<5 half lives.
* Have prior use of IL-23p19 antagonists (e.g., guselkumab, tildrakizumab, risankizumab), or have any condition or contraindication as addressed in the local labeling for guselkumab that would preclude the participant from participating in this protocol.
* Have previously completed or withdrawn from this study, participated in any other study with ixekizumab or guselkumab, have participated in any study investigating IL-23p19 antagonists, or have received treatment with ixekizumab.
* Have previously failed to respond to an IL-17 antagonist, per investigator assessment.
* Have had a live vaccination within 12 weeks of baseline.
* Have a known allergy or hypersensitivity to any biologic therapy.
* Have had any major surgery within 8 weeks of baseline.
* Have had a serious infection, have been hospitalized, or have received intravenous antibiotics for an infection within 12 weeks of baseline.
* Are women who are pregnant, or who are lactating (breast-feeding).

Answer: B