>>>Is it possible to execute refresh method of one form from another form?
>>
>>
>>myform.refresh()
>>
>>...you'll have to know the object name of the form you want to refresh. If you don't know for sure what it is, you can use the debugger to find out.
>
>I think this command works if using formset. It is not my case. Is there solution ?

This command works even if it's not a formset. You just need to run the refresh() method on the form you want to refresh, so you say FormName.Refresh()