TSO for Plaque Psoriasis
Plaque Psoriasis
About this trial
This is an interventional treatment trial for Plaque Psoriasis focused on measuring TSO, Ova, Psoriasis, plaque psoriasis, plaque-type, Coronado, Moderate to severe plaque psoriasis
Eligibility Criteria
Inclusion Criteria:
- Males or females, 18 to 75 years old.
- Diagnosis of stable plaque type psoriasis for at least 6 months prior to baseline
Baseline moderate to severe psoriasis, defined as both of the following:
- Psoriasis covering a body surface area (BSA) ≥ 10%, and;
- PGA ≥ 3, and;
- PASI ≥ 12
Exclusion Criteria:
- Patients who are currently taking or have taken in the past 30 days, for any reason, any medication that, in the opinion of the investigator, suppressed the immune response. This may include but is not limited to systemic steroids, azathioprine, methotrexate, cyclosporine, FK506, mycophenolate mofetil, mycophenolic acid, etanercept, adalimumab, infliximab, ustekinumab, cimzia, or any other biologic agent targeted to any cell or cytokine in the immune system. Patients who are on inhaled or ophthalmic steroids are allowed.
- Patients who have demonstrated a primary lack of response to any one of the following biologic agents: etanercept, adalimumab, infliximab or ustekinumab. Patients who initially responded to one of these agents but subsequently lost response (secondary lack of response) are eligible for study entry; however, secondary lack of response to more than one of these agents will exclude the patient from study entry.
Sites / Locations
Arms of the Study
Arm 1
Arm 2
Arm 3
Active Comparator
Active Comparator
Placebo Comparator
7500 TSO
15000 TSO
Non-active treatment
7500 active Trichuris suis ova will be provided in a15 mL of aqueous suspension (supplied in 30 mL glass containers) administered orally, once every 2 weeks for 10 weeks
15000 active Trichuris suis ova will be provided in two 15 mL of aqueous suspension (supplied in 30 mL glass containers) administered orally, once every 2 weeks for 10 weeks
The TSO placebo drug product is a non-sterile, 15 mL aqueous solution containing phosphate buffer, pH 5 and 0.05% potassium sorbate as antimicrobial preservative. The TSO placebo is supplied in two 30 mL glass containers that is identical to the container/closure described above for the active drug product.