Hello, at me such question: the doctor has advised to apply Mersilon or...

[Nika]

Hello, at me such question: the doctor has advised to apply Mersilon or Novinetju I know, that Mersilon it is more advertised => and the price at it or him above. This their unique difference or not?

[Nika]

And more one question. Since what moment after reception they give 100 % a guarantee?