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The WebMD website also includes information about drugs and is an important healthcare information website and the most popular consumer-oriented health site. [5] WebMD was started in 1998 by internet entrepreneur Jeff Arnold. [6] In early 1999, it was part of a three-way merger with Sapient Health Network (SHN) and Direct Medical Knowledge (DMK).
A primary source is one in which the authors directly participated in the research and documented their personal experiences. They examined the patients, injected the rats, ran the experiments, or supervised those who did. Many papers published in medical journals are primary sources for facts about the research and discoveries made.
In the fields of medicine, biotechnology, and pharmacology, drug discovery is the process by which new candidate medications are discovered. [ 1 ] Historically, drugs were discovered by identifying the active ingredient from traditional remedies or by serendipitous discovery, as with penicillin .
A medication (also called medicament, medicine, pharmaceutical drug, medicinal product, medicinal drug or simply drug) is a drug used to diagnose, cure, treat, or prevent disease. [ 1 ] [ 2 ] Drug therapy ( pharmacotherapy ) is an important part of the medical field and relies on the science of pharmacology for continual advancement and on ...
Potency of drug is the measure of its effectiveness, EC 50 is the drug concentration of a drug that produces an efficacy of 50% and the lower the concentration the higher the potency of the drug therefore EC 50 can be used to compare potencies of drugs. Medication is said to have a narrow or wide therapeutic index, certain safety factor or ...
Additional side effects can result from interaction with other drugs, such as the possibility of tendon damage from the administration of a quinolone antibiotic with a systemic corticosteroid. [ 51 ] Some antibiotics may also damage the mitochondrion , a bacteria-derived organelle found in eukaryotic, including human, cells. [ 52 ]
Clonidine, sold under the brand name Catapres among others, is an α 2A-adrenergic receptor agonist [12] medication used to treat high blood pressure, ADHD, drug withdrawal (e.g., alcohol, opioids, or nicotine), menopausal flushing, diarrhea, spasticity, and certain pain conditions. [13] The drug is often prescribed off-label for tics.
A 2013 study of 500 European physicians, most of whom were from Austria and Switzerland, found that general search engines like Google were the most popular type of online medical resource, followed by medical research databases like PubMed, followed in third by Wikipedia. 56% of physicians in training (residents) reported using Wikipedia ...