Why stop? It's a replacement treatment. HRT can protect heart and bones as well as giving relief from symptoms though it can, sadly, be a bit Trial and Error

Maybe make a list of symptoms and decide which you want eased first? Some ladies find that keeping a mood/food/symptom diary useful as it is very easy to forget how ill we can feel on the days we felt 'better'

It can take a while B4 noting benefits/not when taking HRT or Anti-depressant medication.
How is your diet? Eating regularly, little and often, throughout the 24 hours may ease that sudden dip in mood.
Browse round. Make notes?