Ref (type)	Population	Outcome, Interventions	Results and statistical analysis	Effect size	Favours
Adverse effects
RCT	20 people with seborrhoeic dermatitis of the face (80% also had seborrhoeic dermatitis of the scalp, 35% also had chest involvement, and 25% also had back involvement)	Adverse effects 4 weeks with ketoconazole (2% cream) with placebo Absolute results not reported
RCT	37 people with seborrhoeic dermatitis	Adverse effects 4 weeks with ketoconazole (2% cream) with placebo Absolute results not reported
RCT	459 people with seborrhoeic dermatitis	Proportion of people with application site burning 4 weeks 2.6% with ketoconazole (2% gel) 2.6% with placebo (vehicle gel) Absolute numbers not reported	Significance not assessed
RCT	459 people with seborrhoeic dermatitis	Proportion of people with treatment-related erythema 4 weeks 1.7% with ketoconazole (2% gel) 1.3% with placebo (vehicle gel) Absolute numbers not reported	Significance not assessed
RCT	459 people with seborrhoeic dermatitis	Proportion of people with application site reaction 4 weeks 0.4% with ketoconazole (2% gel) 1.7% with placebo (vehicle gel) Absolute numbers not reported	Significance not assessed