Also known as: PB-
PB has various meanings in the Medical category. Discover the full forms, definitions, and usage contexts of PB in Medical.
Phlebotomy (from the Greek words phlebo-, meaning is the process of making an incision in a vein with a needle. The procedure itself is known as a venipuncture. A person who performs phlebotomy is called a \"phlebotomist\", although doctors, nurses, medical laboratory scientists and others do portions of phlebotomy procedures in many countries.
MedicalA placebo is a substance or treatment with no active therapeutic effect. A placebo may be given to a person in order to deceive the recipient into thinking that it is an active treatment. In drug testing and medical research, a placebo can be made to resemble an active medication or therapy so that it functions as a control; this is to prevent the recipient(s) and/or others from knowing whether a treatment is active or inactive, as expectations about efficacy can influence results.
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