Welcome to health care magic forum,
your father is suffering from multiple problems related to heart and thyroid
. so treatment must be considering all factors.
these medicine are only palliative which control the condition, when one medicine is not enough, other is added.
evidences shows that homeopathy
is very much effective in chronic problems as homeopathic
medicine is selected considering person as a whole. not like this for BP that for thyroid which never cure but only control the condition.
be sure that your consulting doctor must be classical homeopath. Homeopathic medicine must be selected after taking detail history of your physical as well as mental makeup. Then n then you will get satisfactory result. So consult good classical homeopath. You will surely get benefit with homeopathy.