Share savscar to doctor. He don`t treat burn patient.. Share about the formulation and 4 in 1 formulation to doctor.. He say your product is not popular he don`t want to use.. Ask refer to plastic.. Gain their support.. After heard their support.. He gain confident onlynwill use the product.. Ask where the product is from whether new in the market.. Once the product is in only remind him.. No need sample 