Alka-Seltzer Plus Cold is a combination medicine used to treat headache, fever, body aches, runny or stuffy nose, sneezing, itching, watery eyes, and sinus congestion caused by allergies, the common cold, or the flu.

Alka-Seltzer contains three active ingredients: aspirin (acetylsalicylic acid) (ASA), sodium bicarbonate, and anhydrous citric acid. The aspirin is a pain reliever and anti-inflammatory, the sodium bicarbonate is an antacid, and the citric acid reacts with the sodium bicarbonate and water to form effervescence.

Ingredients. In Each Tablet: Active Ingredients: Acetaminophen (250 Mg), Pain Reliever/Fever Reducer.; Chlorpheniramine Maleate (2 Mg), Antihistamine.; Dextromethorphan Hydrobromide (10 Mg), Cough Suppressant.; Phenylephrine Hydrochloride (5 Mg), Nasal Decongestant.

This drug may make you dizzy or drowsy or blur your vision. Alcohol or marijuana (cannabis) can make you more dizzy or drowsy. Do not drive, use machinery, or do anything that needs alertness or clear vision until you can do it safely. Avoid alcoholic beverages.

ALKA-SELTZER PLUS SEVERE COLD AND FLU- acetaminophen, chlorpheniramine maleate, dextromethorphan hydrobromide, phenylephrine hydrochloride tablet, effervescent.

This medication is used to treat symptoms caused by too much stomach acid such as heartburn, upset stomach, or indigestion. It is an antacid that works by lowering the amount of acid in the stomach. Check the ingredients on the label even if you have used the product before.

As the tablets dissolve, the base (bicarbonate) and the acid (citric acid) react vigorously producing carbon dioxide gas (hence the "Seltzer"), which also produces enough agitation to allow the active ingredients to dissolve slowly.

Alka-Seltzer Plus Severe Cold And Cough can also worsen certain medical conditions, such as liver, kidney, or heart disease; high blood pressure; glaucoma; stomach problems; or urination problems.

If you have any of the following health problems, consult your doctor or pharmacist before using this medication: breathing problems (such as asthma, emphysema), diabetes, glaucoma, heart problems, high blood pressure, kidney problems, liver disease, seizures, stomach/intestinal problems (such as blockage, constipation ...

Alka-Seltzer is a combination of three medications: Citric acid and sodium bicarbonate are antacids that work to relieve indigestion and upset stomach by neutralizing the acid in your stomach.

This drug may make you dizzy or drowsy or blur your vision. Alcohol or marijuana (cannabis) can make you more dizzy or drowsy. Do not drive, use machinery, or do anything that needs alertness or clear vision until you can do it safely.

Chlorpheniramine is an antihistamine that reduces the effects of natural chemical histamine in the body. Histamine can produce symptoms of sneezing, itching, watery eyes, and runny nose. Phenylephrine is a decongestant that shrinks blood vessels in the nasal passages.

Decongestants help relieve stuffy nose and ear congestion symptoms. Acetaminophen (APAP) is a non-aspirin pain reliever and fever reducer. Antihistamines help relieve watery eyes, itchy eyes/nose/throat, runny nose, and sneezing.

New & improved Alka-Seltzer Plus® Cold & Flu Effervescent Tablets dissolve quickly in hydrating water and are instantly ready to start working.

The history of Alka Seltzer begins in Elkhart, IN, where the formula was developed in Miles Laboratories in 1931. The advertising campaign for the "new health drink" was successful and "before World War II, Miles was spending $1 million to $1.5 million a year on network radio, most of it on Alka Seltzer.