Can i take benzonatate with alka seltzer plus

Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) Alcohol can increase the nervous system side effects of chlorpheniramine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while …

Alka-Seltzer Plus Severe Cold and Flu Effervescent Tablets, Citrus 72 ct. By Alka-Seltzer. Item # 980367812. current price: $18.98 $ 18. 98 $0.26/ea. Current price: $18.98. Prices may vary in club and online. Max 1 per membership. Shipping. Check ZIP Code. Shipping. Free shipping for Plus.Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) Alcohol can increase the nervous system side effects of chlorpheniramine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being ...Key points. It is not recommended to dissolve Alka-Seltzer in hot tea due to potential reactions between the tablet’s ingredients and those in the tea. This can lead to ineffectiveness or even harmful byproducts. Ineffectiveness may result in additional therapy costs and delayed relief, while harmful reactions pose health risks.As you can see, there are a host of cold medicines that are safer for those with high blood pressure. The drug classes listed can have problems of their own, of course. For example, the antitussive cough suppressant dextromethorphan interacts with antidepressants, and antihistamines like diphenhydramine can cause drowsiness and urinary retention. Applies to: Alka-Seltzer Plus Allergy (diphenhydramine) and Lexapro (escitalopram) Using diphenhydrAMINE together with escitalopram may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment in thinking, judgment, and motor coordination. Online Primary Care Doctors Accepting New Patients. $44 video appointments available today with a membership as low as $15/month. 90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Yes: No problem combining these two meds.Alka-Seltzer offers a wide variety of products now, and each one has slightly different ingredients. Aspirin is considered safe during pregnancy in low doses (60-150 milligrams daily), but the Food and Drug Administration (FDA) reports sodium bicarbonate may cause harm to developing babies. Studies on sodium bicarbonate are out of date, though ...

"It's a shame to work so hard all the best years of your life, just so you can afford to survive in the worst years of your life." By clicking "TRY IT", I agree to receive newslett...warfarin acetaminophen. Applies to: warfarin and Alka-Seltzer Plus Cold and Sinus (acetaminophen / phenylephrine) Using acetaminophen together with warfarin is generally considered safe. However, the risk for bleeding may increase if higher dosages of acetaminophen (more than 1300 mg/day) are used for more than a few days at a time, …Alka-Seltzer Plus® Severe Non-Drowsy Cold PowerFast Fizz™ Citrus Effervescent Tablets dissolve quickly in hydrating water and are instantly ready to start working. Each dose is individually wrapped, which makes it easy to take with you on the go and transforms in just 4 oz. of water into a liquid-fast medicine. After you drink the refreshing ...chlorpheniramine HYDROcodone. Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) and acetaminophen / hydrocodone. Using chlorpheniramine together with HYDROcodone may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also ...Find patient medical information for Alka-Seltzer Plus Day oral on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings.Here are some of the reasons why alka seltzer may not be good for gerd: Taking Alka Seltzer Original regularly can lead to bleeding and stomach ulcers. The Food And Drug Administration has issued a warning about the consistent ingestion of Alka Seltzer Original and certain products because, unknown to many, they contain both antacids and ...

yes. but you should get Alka seltzer gold. regular Alka seltzer has nsaid, which will damage your stomach and worsen your gastritis. I think it's probably okay, but I'm not really sure. If you call a pharmacy, they should be able to look up this interaction and tell you it it's okay!24.0ea. Online and store prices may vary. In 1968, we harnessed the fast-dissolving power of Alka-Seltzer Plus Cold Sparkling Original Effervescent Tablets in a cold symptom relief medicine. Today we improved our formula by having less sodium, less residue and making it aspartame free. Each dose is individually wrapped and transforms in just 4 ...Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) and Cymbalta (duloxetine) Both DULoxetine and phenylephrine can increase blood pressure and heart rate, and combining them may enhance these effects. Talk to your doctor if you have any questions or concerns, particularly if you have a history of high blood ... chlorpheniramine food. Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) Alcohol can increase the nervous system side effects of chlorpheniramine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. Prescribed for Cough. Tessalon Perles may also be used for purposes not listed in this medication guide. Mucinex DM has an average rating of 5.1 out of 10 from a total of 21 ratings on Drugs.com. 32% of reviewers reported a positive effect, while 47% reported a negative effect. Tessalon Perles has an average rating of 5.1 out of 10 from a total ... Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) and Cymbalta (duloxetine) Both DULoxetine and phenylephrine can increase blood pressure and heart rate, and combining them may enhance these effects. Talk to your doctor if you have any questions or concerns, particularly if you have a history of high blood ...

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Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) and cyclobenzaprine Using chlorpheniramine together with cyclobenzaprine may increase side effects such as drowsiness, blurred vision, dry mouth, heat intolerance, flushing, decreased sweating, difficulty urinating, abdominal cramping, constipation, irregular ...dextromethorphan food. Applies to: Alka-Seltzer Plus Night Cold Formula Liquid (acetaminophen / dextromethorphan / doxylamine / phenylephrine) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment.Applies to: Alka-Seltzer Plus Cold and Cough Powerfast Fizz (aspirin / chlorpheniramine / dextromethorphan / phenylephrine) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment.Alka-Seltzer Plus Severe Sinus Congestion, Allergy and Cough. Dosage form: capsule, liquid filled Ingredients: ACETAMINOPHEN 325mg, DEXTROMETHORPHAN HYDROBROMIDE 10mg, DOXYLAMINE SUCCINATE 6.25mg, PHENYLEPHRINE HYDROCHLORIDE 5mg Labeler: Bayer HealthCare LLC. NDC code: 0280-1125

Take this medication by mouth with or without food or as directed by your doctor. If stomach upset occurs, it may help to take this medication with food or milk. Mucinex D (Guaifenesin / Pseudoephedrine) is good if you have a stuffy nose and a cough with mucus, but it could keep you up at night. Alka-Seltzer Plus Day Cold And Flu (Acetaminophen / Dextromethorphan / Phenylephrine) is a combination medicine that relieves multiple cold symptoms.It is not advisable to take Pepto-Bismol and Alka-Seltzer together due to the presence of salicylates in both, which can increase the risk of side effects like pain, inflammation, ulceration, and bleeding in the gastrointestinal tract. The combination can also make the body more susceptible to bruising and bleeding.There are 446 drugs known to interact with Alka-Seltzer Plus Allergy (diphenhydramine), along with 8 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 14 are major, 430 are moderate, and 2 are minor. ... montelukast, benzonatate, cetirizine, triamcinolone, loratadine, promethazine, diphenhydramine, Benadryl ...Jezebell26 member. November 2012. I believe alka selzter is a no no cause it has aspirin (but i might be wrong). I have been splitting a pack of emergen-c with DH a few times a week since we were without heat for over a week and didnt want to get sick. As far as I know it is just a bunch of vitamins.Answer. Benzonatate, an oral prescription antitussive and ZzzQuil, a night time sleep aid containing diphenhydramine do not have any drug interactions and may be taken concurrently if symptoms dictate. However, it is important to take into consideration that they both have the potential to cause drowsiness and sedation so caution should be …See the full pregnancy warnings document.. Drug Interactions: A total of 563 drugs are known to interact with Alka-Seltzer Plus Severe Cold, Mucus & Congestion: . 91 major drug interactions (279 brand and generic names); 455 moderate drug interactions (1936 brand and generic names); 17 minor drug interactions (60 brand and generic names); A …fever lasting longer than 3 days; or. swelling, or pain lasting longer than 10 days. Common side effects of Alka-Seltzer Hangover Relief may include: upset stomach, heartburn; drowsiness; or. mild headache. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.Alka-Seltzer is usually sold over the counter in many pharmacies. If you have high blood pressure, consult your doctor before using Alka-Seltzer 2. Each tablet of Alka-Seltzer contains 567 mg of sodium, which may worsen your high blood pressure 2. Sodium increases blood pressure by causing your body to retain more fluids.chlorpheniramine food. Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) Alcohol can increase the nervous system side effects of chlorpheniramine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment.

ALKA-SELTZER PLUS COLD MEDICINE SPARKLING ORIGINAL- aspirin, chlorpheniramine maleate, and phenylephrine bitartrate tablet, effervescent If this SPL contains inactivated NDCs listed by the FDA initiated compliance action, they will be specified as such.

In 1968 we created an effervescent cold medicine that delivers symptom relief quickly. Alka-Seltzer Plus Orange Zest Effervescent Tablets provide the same effective relief with a zesty orange flavor, so it's still the one you turn to when you want fast relief from your worst cold symptoms: Nasal Congestion Sneezing Runny Nose Sore Throat Fever Headache & Body Ache Sinus Pressure Covered by the ...Alka-Seltzer Plus® Severe Non-Drowsy Cold PowerFast Fizz™ Citrus Effervescent Tablets dissolve quickly in hydrating water and are instantly ready to start working. Each dose is individually wrapped, which makes it easy to take with you on the go and transforms in just 4 oz. of water into a liquid-fast medicine. After you drink the refreshing ...Taking more than you are told may raise your chance of very bad side effects. Do not take Alka-Seltzer (aspirin, citric acid, and sodium bicarbonate) for longer than you were told by your doctor. You may bleed more easily. Be careful and avoid injury. Use a soft toothbrush and an electric razor.Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) Consumer information for this interaction is not currently available. MONITOR: Coadministration of two or more sympathomimetic agents may increase the risk of adverse effects such as nervousness, irritability, and increased heart rate.Yes: Alka-Seltzer is a combination of sodium bicarbonate, aspirin, and anhydrous citric acid, used for the relief of heartburn, acid indigestion, and stomach aches. In general most medicines are still effective a few months after expiration dates.While benzonatate is typically very well tolerated, it can cause mild sedation. When combined with alcohol though, the sedative effect can be enhanced and you should not operate heavy machinery or partake in activities that require strict attention. Very rarely, drugs like benzonatate can cause mental confusion and strange behavior.5 Answers. While it does contain DXM Hbr which is found at large doses to get you high. (200-400mg depending on the person) But most cold relief alka seltzer tablets only contain 10 mg. Taking 30+ tablets could be harmful due to the phenylephrine also contained. So if your teen or yourself knew what they were doing they would take 2-4 tablets ...

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• Check this list before taking any over the counter medicine and take it as directed on the package • (just make sure the You may use the store-brand product instead of the brand names listed below active ingredients list on ... Alka-Seltzer Plus Claritin-D, Zyrtec-D, Allegra-D, Mucinex-D . Indigestion/Heartburn • Zantac (ranitidine ...Submitted by Anonymous (not verified) on Wed, 01/08/2020 - 09:37. Can I Use the Alka-Seltzer formulas beyond the expiration date? We recommend that you discard any expired Alka-Seltzer product. It won't be harmful if ingested, but it may not be as effective in relieving your symptoms. Fizzy Melts. *NEW* Fizzy Melts Mixed Berry.Applies to: Alka-Seltzer Plus Multi-Symptom Cold & Flu (Night Formula) (acetaminophen / dextromethorphan / doxylamine / phenylephrine) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment.There are 11 disease interactions with Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) which include: alcoholism. liver disease. cardiovascular disease. PKU. anticholinergic effects. asthma/COPD. cardiovascular. renal/liver disease.Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) Alcohol can increase the nervous system side effects of chlorpheniramine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being ...Alka-seltzer plus severe cold, mucus & congestion is in the drug class upper respiratory combinations. Alka-seltzer plus severe cold, mucus & congestion is used to treat the following conditions: Cold Symptoms; Influenza; benzonatate. A total of 1 drugs are known to interact with benzonatate.There are 572 drugs known to interact with Alka-Seltzer Plus Cold (acetaminophen/chlorpheniramine/phenylephrine), along with 11 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 43 are major, 514 are moderate, and 15 are minor.Answers. According to the drugs.com interaction checker there are no known serious drug interactions. You should be fine - although you are doubling up on cough suppressants. Is says u can't take anything with alcohol in it with the metronidazole and I was afraid of taking the mucinex thinking it has the alcohol in the ingredients. ….

Generic Names: Guaifenesin-Codeine. Uses: Treats cough and loosens mucus caused by throat irritation or the common cold. This medicine is a combination that contains a narcotic cough suppressant. Therapeutic Classes: Antitussive, Opioid/Expectorant. Forms: Liquid, Tablet, Capsule, Long Acting Tablet.Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) and Trelegy Ellipta (fluticasone / umeclidinium / vilanterol) Using chlorpheniramine together with umeclidinium may increase side effects such as drowsiness, blurred vision, dry mouth, heat intolerance, flushing, decreased sweating, difficulty urinating ...Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) Alcohol can increase the nervous system side effects of chlorpheniramine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being ...Does Benzonatate make you loopy like a narcotic cough medication or just sleepy like Benadryl? I've seen several reviews of people saying it made them really sleepy & one person used the word "loopy". I've finished a Z pack but still have a cough that keeps me up @ night, makes my chest, ribs, & back hurt, & even gets going so much that I gag.Colds always seem to come at you with everything they've got. When you need fast relief of your cough and cold symptoms so you can get back to your busy life, no other cold medication relieves more symptoms than our Maximum Strength Cold & Cough Liquid Gels.* Get relief from: Cough Runny nose Sinus pressure Nasal congestion Headache and body ache Maximum strength per 4-hour dosing. *Based on ...The makers of the No. 1 Ranch Water hard seltzer are expanding in the agave segment with new Ranch Rita now available nationwideNEW YORK, April 26... The makers of the No. 1 Ranch ...gabapentin food. Applies to: gabapentin. Alcohol can increase the nervous system side effects of gabapentin such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of alcohol while being treated with gabapentin.Drug interactions: Alka-Seltzer Plus Cold contains acetaminophen, chlorpheniramine & phenylephrine. Per Drugs.Com drug interaction checker -when chlorpheniramine is mixed with alcohol it could lead to side effects like dizziness, drowsiness, confusion, or difficulty concentrating. Can i take benzonatate with alka seltzer plus, How to use Alka-Seltzer Plus Cold+Flu 12.5 Mg-10 Mg-20 Mg-650 Mg Oral Powder Pack See also Warning section. If you are taking the over-the-counter product, read and follow all directions on the ..., Ask your doctor before using acetaminophen together with ethanol. This can cause serious side effects that affect your liver. Call your doctor immediately if you experience a fever, chills, joint pain or swelling, excessive tiredness or weakness, unusual bleeding or bruising, skin rash or itching, loss of appetite, nausea, vomiting, or yellowing of the skin or the …, Find everything you need to know about Alka-Seltzer Plus Cold Formula (Aspirin, Chlorpheniramine, And Phenylephrine), including what it is used for, warnings, reviews, side effects, and interactions., Alka-Seltzer Plus Cold and Sinus. A total of 304 drugs are known to interact with Alka-Seltzer Plus Cold and Sinus. Alka-seltzer plus cold and sinus is in the drug class upper respiratory combinations. Alka-seltzer plus cold and sinus is used to treat the following conditions: Nasal Congestion; Sinus Symptoms; ibuprofen, chlorpheniramine food. Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) Alcohol can increase the nervous system side effects of chlorpheniramine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment., dextromethorphan food. Applies to: Coricidin HBP Multi-Symptom Cold (Day) (dextromethorphan / guaifenesin) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the …, Some people might feel sleepy after they take Alka-Seltzer Plus Severe Cold and Flu because it contains both chlorpheniramine and dextromethorphan. These two medications can cause sleepiness. But Alka-Seltzer Plus Severe Cold and Flu also contains phenylephrine, which can have the opposite effect and make you stay awake. Pay attention to how ..., chlorpheniramine food. Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) Alcohol can increase the nervous system side effects of chlorpheniramine such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment., Applies to: Alka-Seltzer Original (aspirin/citric acid/sodium bicarbonate) and Eliquis (apixaban) Using apixaban together with aspirin may increase the risk of bleeding, including severe and sometimes fatal hemorrhage. Talk to your doctor if you have any questions or concerns. Your doctor may already be aware of the risks, but has determined ..., Like all medicines Alka-Seltzer Original can cause side effects although not everybody gets them. If you experience any of the following side effects, stop taking Alka-Seltzer Original and go to your nearest Accident and Emergency Department or doctor immediately: An allergic reaction. Signs of allergic reaction may include: difficulty in ..., Moderate. chlorpheniramine gabapentin. Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) and gabapentin. Using …, They work OK for coughing, they don't completely.... not the cause. medicine, told me not to take sudafed, and prescribed the tessalon drops. Tessalon - (Benzonatate) Side Effects, Dosage, Uses, Interaction. Benzonatate Pregnancy and Breastfeeding Warnings. Benzonatate is also known as: Tessalon, Tessalon Perles, Zonatuss., This combination medication is used to temporarily treat cough, stuffy nose, body aches, and other symptoms (such as fever, headache, sore throat) caused by the common cold, …, Alka-Seltzer Plus Cold 1 Acetaminophen is a pain reliever and fever reducer. 2 Important Information. Do not use Alka-Seltzer Plus Cold if you have used an MAO inhibitor in… 3 Before taking this medicine. You should not use this medication if you are allergic… 4 Use exactly as directed on…., chlorpheniramine gabapentin. Applies to: Alka-Seltzer Plus Cold (acetaminophen / chlorpheniramine / phenylephrine) and gabapentin. Using chlorpheniramine together with gabapentin may increase side effects such as dizziness, drowsiness, confusion, and difficulty concentrating. Some people, especially the elderly, may also experience impairment ..., ALKA-SELTZER PLUS MAXIMUM STRENGTH SINUS CONGESTION AND PAIN POWERFAST FIZZ- chlorpheniramine maleate, dextromethorphan hydrobromide, acetaminophen, phenylephrine hydrochloride tablet, effervescent If this SPL contains inactivated NDCs listed by the FDA initiated compliance action, they will be specified as …, Alka-Seltzer Plus Maximum Strength Cough & Mucus DM Interactions. There are 340 drugs known to interact with Alka-Seltzer Plus Maximum Strength Cough & Mucus DM (dextromethorphan / guaifenesin), along with 1 alcohol/food interaction. Of the total drug interactions, 75 are major, 263 are moderate, and 2 are minor., Nov 17, 2023 · Key points. It is not recommended to dissolve Alka-Seltzer in hot tea due to potential reactions between the tablet’s ingredients and those in the tea. This can lead to ineffectiveness or even harmful byproducts. Ineffectiveness may result in additional therapy costs and delayed relief, while harmful reactions pose health risks. , Mixing certain drugs with benzonatate can lead to adverse side effects and pose serious health risks. This comprehensive guide aims to provide you with crucial information about drugs that should not be taken with benzonatate to ensure your safety and well-being. 5 min read. Updated March 12, 2023., Further information. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances. Advice for mothers using Alka-Seltzer Plus Cold & Flu while breastfeeding. Includes possible effects on breastfed infants and lactation., How to use Alka-Seltzer Plus Cold+Flu 12.5 Mg-10 Mg-20 Mg-650 Mg Oral Powder Pack See also Warning section. If you are taking the over-the-counter product, read and follow all directions on the ..., I love a good waffle. That perfect combination of its crisp exterior and tender, fluffy insides is one of the few things that can get me out of bed before nine on a Sunday morning...., There are 340 drugs known to interact with Delsym (dextromethorphan), along with 1 alcohol/food interaction. Of the total drug interactions, 75 are major, 263 are moderate, and 2 are minor., Find everything you need to know about Alka-Seltzer Plus Cold Formula (Aspirin, Chlorpheniramine, And Phenylephrine), including what it is used for, warnings, reviews, side effects, and interactions., There are 572 drugs known to interact with Alka-Seltzer Plus Cold (acetaminophen/chlorpheniramine/phenylephrine), along with 11 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 43 are major, 514 are moderate, and 15 are minor., Tylenol can be taken on its own, but there are many multi-symptom cold & flu remedies that also contain acetaminophen as an active ingredient. These include: Alka …, Before taking this medicine. You should not use Alka-Seltzer Plus Cold and Cough Powerfast Fizz if you are allergic to it, or to any other pain reliever or fever reducer. Do not use Alka-Seltzer Plus Cold and Cough Powerfast Fizz if you have used an MAO inhibitor in the past 14 days. A dangerous drug interaction could occur., Benzonatate: learn about side effects, dosage, special precautions, and more on MedlinePlus Benzonatate is used to relieve cough. Benzonatate is in a class of medications called an..., Submitted by Anonymous (not verified) on Wed, 01/08/2020 - 09:37. Can I Use the Alka-Seltzer formulas beyond the expiration date? We recommend that you discard any expired Alka-Seltzer product. It won't be harmful if ingested, but it may not be as effective in relieving your symptoms. Fizzy Melts. *NEW* Fizzy Melts Mixed Berry., dextromethorphan food. Applies to: Coricidin HBP Multi-Symptom Cold (Day) (dextromethorphan / guaifenesin) Alcohol can increase the nervous system side effects of dextromethorphan such as dizziness, drowsiness, and difficulty concentrating. Some people may also experience impairment in thinking and judgment. You should avoid or limit the use of ... , Understanding Alka-Seltzer and Nyquil How Does Alka-Seltzer Work in Your Body? Alka-Seltzer is a medication commonly used for the treatment of mild-to-moderate pain, fever, and inflammation.It also acts as an antacid, which helps neutralize stomach acid and relieve symptoms of heartburn and indigestion.The active ingredients …, Alka-Seltzer Plus Cold and Sinus disease interactions. There are 7 disease interactions with Alka-Seltzer Plus Cold and Sinus (acetaminophen / phenylephrine) which include: alcoholism. liver disease. cardiovascular disease., swelling, rapid weight gain; or. high levels of calcium in your blood-- nausea, vomiting, constipation, increased thirst or urination, muscle weakness, bone pain, confusion, lack of energy, or feeling tired. Common side effects of Alka-Seltzer Extra Strength Heartburn Relief may include: upset stomach, gas; or. constipation.