1433
Toxic hepatitis due to combination therapy with methotrexate and etretinate in psoriasis .
 Toxic hepatitis, etretinate; Toxic hepatitis, methotrexate
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 Toxic hepatitis, etretinate; Toxic hepatitis, methotrexate