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The present observation suggests, that a batch of different testing doses, including lower testing doses may help to differentiate between an allergic type of contact dermatitis and an irritant type of reaction after treatment with calcipotriol.
 an allergic type of contact dermatitis: Effect; an irritant type of reaction: Effect; calcipotriol: Treatment; calcipotriol: Treatment.Drug
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: adverse event 
  Option: Treatment.Freq, Subject.Population, Combination.Drug, Subject.Gender, Treatment.Duration, Subject, Effect, Treatment, Treatment.Disorder, Subject.Disorder, Treatment.Route, Subject.Race, Treatment.Time_elapsed, Treatment.Dosage, Subject.Age, Treatment.Drug 
Text: {0} 
Answer:
 an allergic type of contact dermatitis: Effect; an irritant type of reaction: Effect; calcipotriol: Treatment; calcipotriol: Treatment.Drug