803
Within 2 to 3 weeks of initially effective and well - tolerated treatment , 3 patients with a history of rosacea and 1 with a history of acne experienced sudden worsening with pustular rosaceiform lesions .
 Disease: rosacea; Disease: acne
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Disease: rosacea; Disease: acne