Do you mean putting Oestrogel on your vagina?
No, don't put Oestrogel on your vag.

You can use local vaginal tablets like Vagifem or Gina and also Oestrogel on your body (thighs, butt, upper arms) and you can use local vaginal tablets and local cream together - like Ovestin, which is designed to be used vaginally. Which exact products are you talking about?