Insomnia tends to come with the menopause and the change of temperament is associated with the hormone changes

Its a shame that you were not able to get proper Homeopathic help before the surgeons interfered as I know that the right combination works wonders

If Cimcifuga does not work you should find that Herbal St Johns Wort will correct the insomnia and get you back on an even keel then homeopathic treatment can cure the problems