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From the medications you have written ;it seems your father is not receiving any chemotherapy
.He is receiving medicines to palliate his symptoms.
The medications are:
Emset(Ondensetron) is used for the prevention of nausea and vomiting
):Is a gluco-corticoid(steroid)
Rantac:(Ranitidine) is from the histamine-2 blockers family and works by decreasing the acid secretion in the stomach.
Zoledronic acid; Bisphosphonate
used to prevent skeletal fractures in patients with cancers
Solumedrol: Another steroid drug.
Discuss with your oncologist