|Study Design:||Intervention Model: Single Group Assignment|
Masking: None (Open Label)
Primary Purpose: Treatment
|Official Title:||Pharmacogenomics Study on Treatment of Psoriasis Vulgaris by Methotrexate|
- disease control rate [ Time Frame: 8 weeks after the first treatment ]
|Study Start Date:||December 2015|
|Estimated Study Completion Date:||December 2017|
|Estimated Primary Completion Date:||December 2017 (Final data collection date for primary outcome measure)|
| Experimental: single-arm|
intervention: open registry, non-randomized, single-arm trial.Methotrexate:2.5mg per piece, oral.
| Drug: Methotrexate|
During The first week: 7.5mg per week, oral; The second and third weeks: 10mg per week, oral; The fourth and fifth weeks: 12.5mg per week,oral; The sixth week:15mg per week, and maintain this dose, oral.
Other Name: Amethopterin