my baby's has red dots on face since last 4 to 5 days. she is 1 year 4 month old

A. Red Colour Rash over the body if present could be some allergy rashes which may be of sudden onset along with itching. or it could be viral exanthematous rash where the the onset of rashes is there along with fever or assosdiated symptoms. and it could be some infection also which needs proper examination. Application of calamine lotion or Anti itch lotion like Ritch lotion canh be done for soothing along with antiallergic medications initially.