General Health » Drugs and Medicines
Antibodies are also called immunoglobulins.Antibodies constitute a vital part of the body's immune response to antigens. Learn more about antibodies.
Ephedra is a natural stimulant also known as Ma Huang.
Which immunologist is credited for developing the polio vaccine?
Learn how patient-controlled analgesia (PCA) is administered.
Learn what makes a drug an orphan drug.
Find out how monoclonal antibodies may be used to treat cancer.
Understand what makes anabolic steroids dangerous.
Find out how medications are measured.
Pharmacognosy is the science of natural drugs and their properties. Read the definition of pharmacognosy.
Find out which British bacteriologist discovered penicillin.
Find out which scientist invented the antibiotic streptomycin.
![Antibodies attack and neutralize antigens in the bloodstream. [©Shutterstock, 2010]](/image/350x200/2206_antibodies.jpg)
![Ephedra is a herb that is used to treat respiratory problems. [©Shutterstock, 2010]](/image/125x125/2033_ephedra.jpg)
![A child receives a polio vaccination. [©Shutterstock, 2010]](/image/125x125/215_who_discovered_the_poliomyelitis_vaccine_in_america.jpg)
![A patient with an IV hookup. [©Shutterstock, 2010]](/image/125x125/206_how_is_patient_controlled_analgesia_administered.jpg)
![Orphan drugs refer to medications that treat less common diseases. [©Shutterstock, 2010]](/image/125x125/205_what_is_meant_by_orphan_drugs.jpg)
![Monoclonal antibodies are designed to attack a specific antigen. [©Shutterstock, 2010]](/image/125x125/204_what_are_monoclonal_antibodies.jpg)
![Anabolic steroids have become a controversial subject because of their effects and risks, especially in baseball. [©Shutterstock, 2010]](/image/125x125/203_why_are_anabolic_steroids_harmful.jpg)
![There are several common ways to measure medication. [©Shutterstock, 2010]](/image/125x125/218_what_are_the_common_medication_measures.jpg)
![Pharmacognosy is the science of natural drugs. [©Shutterstock, 2010]](/image/125x125/208_what_is_pharmacognosy.jpg)
![Penicillin is a bacteria with important medical properties. [©Shutterstock, 2010]](/image/125x125/214_who_discovered_penicillin.jpg)
![The antibiotic streptomycin was created to fight tuberculosis. [©Shutterstock, 2010]](/image/125x125/212_who_discovered_the_antibiotic_streptomycin.jpg)