What are anticoagulants? An anticoagulant is a drug (blood thinner) that treats, prevents, and reduces the risk of blood clots-breaking off and traveling to vital organs of the body, which can lead to life threatening situations. They work by preventing blood from coagulating to form a clot in the vital organs such as the heart, …
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What is spironolactone, and how does it work (mechanism of action)? Aldactone (spironolactone) is a potassium-sparing diuretic that removes excess fluid from the body in congestive heart failure, cirrhosis of the liver, and kidney disease. It also can be used in combination with other drugs to treat diuretic-induced low potassium (hypokalemia) and high blood pressure. Aldactone also is used to …
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What are barbiturates? Barbiturates are central nervous depressants. They reduce the activity of nerves causing muscle relaxation. They can reduce heart rate, breathing, and blood pressure. All barbiturates affect gamma-aminobutyric acid (GABA), a neurotransmitter (chemical) that nerves use to communicate with one another. For what conditions are barbiturates prescribed? Barbiturates are medications used for treating headaches, insomnia, and seizures. Barbiturates …
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What are statins, and how do they work? “Statins” is a class of drugs that lowers the level of cholesterol in the blood by reducing the production of cholesterol by the liver. (The other source of cholesterol in the blood is dietary cholesterol.) Statins block the enzyme in the liver that is responsible for making cholesterol. This enzyme is called …
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What is popcorn lung (bronchiolitis obliterans)? Readers Comments 2 Share Your Story Popcorn lung is a serious and irreversible condition in which the tiny air sacs in the lungs become scarred and constricted, which results in no air movement or O2 – CO2 exchange in the lungs. Other names for popcorn lung are bronchiolitis obliterans and obliterative bronchiolitis. Can e-cigarettes …
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What is Zepatier, and how does it work? Zepatier is an oral tablet containing two drugs used for the treatment of chronic infection with the hepatitis C virus (HCV), genotype 1 and 4 in adults. The components belong to a class of drugs called direct-acting antiviral agents. Similar drugs include: boceprevir (Victrelis) sofosbuvir (Sovaldi) simeprevir (Olysio) telaprevir (Incivek), Viekira Pak …
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What is methoxsalen? How does it work (mechanism of action)? Methoxsalen is a naturally occurring photoactive chemical found in the seeds of the Ammi majus (Umbelliferae) plant and in the roots of Heraclem candicans. It belongs to a group of compounds known as psoralens, or furocoumarins. It is used for treating psoriasis, idiopathic vitiligo (leucoderma) and cutaneous (skin) manifestations of …
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What is zidovudine? How does it work (mechanism of action)? Zidovudine (formerly called azidothymidine [AZT]), a pyrimidine nucleoside analogue active against HIV. RETROVIR IV Infusion is a sterile solutionfor intravenous infusion only. Each mL contains 10 mg zidovudine in Water for Injection. Hydrochloric acid and/or sodium hydroxide may have been added to adjust the pH to approximately 5.5. RETROVIR IV Infusion contains …
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What is pramoxine-hydrocortisone lotion? How does it work (mechanism of action)? Pramoxine-hydrocortisone products are used to treat pain and inflammation caused by various skin conditions. Hydrocortisone is a synthetic (man-made) corticosteroid that is used on the skin (topically). The naturally-occurring corticosteroid is cortisol or hydrocortisone produced by the adrenal gland. Corticosteroids have potent anti-inflammatory actions and also suppress the immune …
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What is saquinavir? How does it work (mechanism of action)? Saquinavir is an oral medication that is used for treating infections with the human immunodeficiency virus (HIV). It is in a class of drugs called protease inhibitors which also includes indinavir (Crixivan), nelfinavir (Viracept) and ritonavir (Norvir). During infection with HIV, the HIV virus multiplies within the body's cells. Viruses …
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