Per Meter Square= the body mass idex used to calculate the amount of drug to give a patient- the formula to calulate is hieght x weight (in metric) divided by 3600 and then the square root of that number. Taxotere is an antineoplastic drug that affects cells during the mitotic and interphase function. Used a lot with Breast Cancer and some Lung Cancer Taxol is an antineoplastic drug that affects cells during cell division. Used alot with Ovarian, Breast, Sarcoma , and Small cell Lung cancers Basically giving a patient the wrong medication is a serious thing whether there are any untoward affects or not-our department had a similar event one of those very meds were given when the other was ordered- a tool was then developed to catch any such errors in the future and is working well. As far as the affect to the patient- you should as your pharmacy dept.