25070
NICE decisions are bound by the marketing authorisation ; therefore , the decision problem faced by the committee was whether the DBG sequential regimen was effective and cost - effective compared with warfarin or aspirin for patients with non - valvular AF and one or more risk factors .
 Chemical: warfarin; Chemical: aspirin
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: warfarin; Chemical: aspirin