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Alka-Seltzer is an effervescent antacid and pain reliever owned by Bayer since 1978. First marketed by the Dr. Miles Medicine Company of Elkhart, Indiana , United States , Alka-Seltzer contains three active ingredients: aspirin (acetylsalicylic acid or ASA), sodium bicarbonate , and anhydrous citric acid . [ 1 ]
Cold medicines are a group of medications taken individually or in combination as a treatment for the symptoms of the common cold and similar conditions of the upper respiratory tract. The term encompasses a broad array of drugs, including analgesics , antihistamines and decongestants , among many others.
Bromo-Seltzer is a brand of antacid formulated to relieve pain occurring together with heartburn, upset stomach, or acid indigestion. It originally contained sodium bromide and acetanilide , both toxic substances which were eventually removed.
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Another non-aspirin-based variant, Alka-Seltzer Gold, was later released. Since 1978 Alka-Seltzer has been owned by Bayer Schering Pharma AG, Germany. [1] The name "Alka-Seltzer" has been extended to incorporate an entire line of medications sold over the counter and taken by means of rapidly dissolving tablets that form a carbonated solution ...
The hypothesized mechanism of action by which zinc reduces the severity and/or duration of cold symptoms is the suppression of nasal inflammation and the direct inhibition of rhinoviral receptor binding and rhinoviral replication in the nasal mucosa. [1] Zinc has been known for many years to have an effect on cold viruses in the laboratory. [8]
Modified-release dosage is a mechanism that (in contrast to immediate-release dosage) delivers a drug with a delay after its administration (delayed-release dosage) or for a prolonged period of time (extended-release [ER, XR, XL] dosage) or to a specific target in the body (targeted-release dosage).
In the experiment, a film canister is filled with water, an effervescent tablet (commonly Alka-Seltzer) is added and the canister tightly sealed. After a short time, the pressure of the carbon dioxide is great enough to cause the body of the canister to be launched into the air with a popping sound. The canister may be embellished with paper ...