Featuring Demian Dressler, DVM and Sue Ettinger, DVM, Dip. ACVIM (Oncology), authors of The Dog Cancer Survival Guide. Articles. Book Excerpts: Free Chapters. Full Spectrum Cancer Care. Step 1: Conventional Treatments. Step 2: Nutraceuticals. Step 3: Immune Supplements and Anti-Metastatic Supplements. Step 4: The Dog Cancer Diet.Now the proton-pump inhibitor drugs (PPIs) have eclipsed the H2 blockers as the most commonly prescribed agents to reduce stomach acid. PPIs include lansoprazole (Prevacid), omeprazole (Prilosec), pantoprazole (Protonix), rabeprazole (AcipHex), and esomeprazole (Nexium). They are prescribed to both prevent and treat ulcers in the duodenum ...Jul 20, 2019 · Kidney failure and reduced renal clearance also lead to elevated levels of CgA. Chronic heart failure is also associated with increased levels of CgA and the levels are related to the intensity of heart failure. (2) Other causes of elevated levels of CgA include hypertension, inflammatory bowel diseases, irritable bowel syndrome, pancreatitis ... Why the drugs affect your mind. Both anticholinergics and benzodiazepines affect the activity of neurotransmitters—chemical messengers that work in the central nervous system—but the drugs work in slightly different ways. Anticholinergic drugs block the action of acetylcholine. In the brain, acetylcholine is involved in learning and memory.Famotidine is a medication commonly used for heartburn, reflux, and other gastric conditions. The dosing of famotidine varies based on the condition being treated, and famotidine is usually taken once or twice daily. Side effects of famotidine include headache and constipation or diarrhea. Use of famotidine has not been associated with cancer ... The phase IV clinical study analyzes which people take Famotidine and have Breast cancer stage iii. It is created by eHealthMe based on reports of 64,982 people who have side effects when taking Famotidine from the FDA, and is updated regularly.CancerCare Le Puede Brindar Ayuda. Fundado en 1944, CancerCare es la principal organización nacional que ofrece tanto servicios de apoyo gratuitos como asesoramiento para ayudar a los que estén enfrentando los desafíos emocionales, prácticos y financieros del cáncer. Nuestro extenso plan de servicios cuenta con consejería y grupos de ...It's the question of whether proton pump inhibitors for treating acid reflux can lead to kidney disease. For instance, a 2019 study in Scientific Reports reviewed 10 million FDA Adverse Event ...Kim HJ, An SH, Cho YH, Kim SY, Lee HG, Yoon SY, "Oxaliplatin-induced Torsades de pointes and long QT syndrome in a patient with gastric cancer", Acta Oncologica, 2013 Aug . Related studies How severe was Gastric cancer and when was it recovered: Gastric cancer in Pepcid ac; Expand to all the drugs that have ingredients of famotidine:Oct 2, 2019 · Sanidad retira un fármaco contra la úlcera y el reflujo por detectar un posible cancerígeno La Agencia Española de Medicamentos ha hallado nitrosaminas en las pastillas de ranitidina. Possíveis efeitos colaterais. Os efeitos colaterais mais comuns da famotidina são dor de cabeça, tonturas, diarreia, prisão de ventre, boca seca, náuseas, vômitos, inchaço na barriga, perda do apetite ou fadiga. Além disso, a famotidina pode causar manchas ou bolhas na pele com coceira, manchas avermelhadas, ansiedade, palpitações ... Safe alternatives to Zantac are available. The drug is one of several H2-receptor antagonists (H2RAs), including cimetidine (Tagamet) and famotidine (Pepcid). Testing does not show that these ...64,982 people reported to have side effects when taking Famotidine. Among them, 116 people (0.18%) have Stomach cancer. Famotidine has active ingredients of famotidine. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 66,286 Famotidine users for its effectiveness, alternative drugs and more. Ranitidine was the active ingredient in Zantac, recalled due to cancer risk. Famotidine is the active ingredient they have replaced ranitidine with. Both do the same thing. Famotidine can cause a slight decrease in as well as increased efficacy and capacity for the heart. It has been shown to increase cardiac performance.These are suitable for the short-term treatment of heartburn and acid reflux in adults. The usual dose to treat: heartburn and acid reflux is 20mg a day. gastro-oesophageal reflux disease is 20mg to 40mg a day. stomach ulcers is 20mg to 40mg a day. Zollinger-Ellison syndrome is 40mg to 80mg a day – this can increase to 160mg a day depending ... These are suitable for the short-term treatment of heartburn and acid reflux in adults. The usual dose to treat: heartburn and acid reflux is 20mg a day. gastro-oesophageal reflux disease is 20mg to 40mg a day. stomach ulcers is 20mg to 40mg a day. Zollinger-Ellison syndrome is 40mg to 80mg a day – this can increase to 160mg a day depending ...The limited tissue pathology available from early COVID-19 cases seems to support both viral infection as well as histamine effects in the lung. In a singular study of early COVID-19, Sufang Tian et al. (2020b) describe the viral lung pathology of early COVID-19 in tissue resected for cancer. Their photomicrographs show two different patterns ...Sanidad retira un fármaco contra la úlcera y el reflujo por detectar un posible cancerígeno La Agencia Española de Medicamentos ha hallado nitrosaminas en las pastillas de ranitidina.Jan 10, 2020 · Michele Cohen Marill Science Jan 10, 2020 1:15 PM The FDA Announces Two More Antacid Recalls Due to Cancer Risk Two more companies recalled their ranitidine drugs, generic forms of Zantac, over... Feb 15, 2022 · Key takeaways: In 2020, the FDA issued a recall of all versions of a heartburn medication called ranitidine, better known as Zantac, due to a potential cancer risk. Recently, Zantac relaunched with a new name and a different ingredient — Zantac 360 (famotidine). Famotidine doesn't have the same cancer risk as ranitidine, making it a safer option. Pepcid also treats gastroesophageal reflux disease and other conditions in which acid backs up from the stomach into the esophagus, causing heartburn. Warnings. Before taking Pepcid, tell your doctor if you have kidney or liver disease, a history of Long QT syndrome, stomach cancer or other problems, or asthma, COPD, or other breathing problems.Nov 18, 2016 · "Use of PPIs and H2 blockers is associated with a small increase in risk of incident kidney stones. Further studies are needed to confirm our findings and to investigate whether the excess risk is ... Jan 18, 2023 · Used for Heartburn, Gastric Ulcer, GERD, Duodenal Ulcer. Famotidine (Pepcid AC) is a histamine-2 (H2) antagonist that's used to treat conditions that cause too much stomach acid to build up, such as heartburn and stomach or intestinal ulcers (sores). It starts to work within 30 minutes and lasts for up to 12 hours. Jun 14, 2017 · Asegúrese de hablar con su médico primero antes de usar medicamentos de venta libre. Ejemplos de estos fármacos incluyen omeprazol (Prilosec y otros), lansoprazol (Prevacid y otros), pantoprazol (Protonix y otros), cimetidina (Tagamet y otros), famotidina (Pepcid y otros) y ranitidina (Zantac y otros). Cómo lidiar con las náuseas y los ... "Use of PPIs and H2 blockers is associated with a small increase in risk of incident kidney stones. Further studies are needed to confirm our findings and to investigate whether the excess risk is ...May 5, 2020 · There was no evidence of increased risk for various cancers among patients who used ranitidine compared with those who used famotidine; however, ranitidine users compared with the general ... Según la Organización Mundial de la Salud, se cree que la exposición a grandes cantidades de NDMA causa cáncer gástrico o colorrectal. De hecho, la NDMA se ha utilizado para crear cáncer en ratas en pruebas de laboratorio. El medicamento vendido como Zantac (ranitidina) se ha conectado a altos niveles de impurezas cancerígenas y se ha ... Jul 7, 2023 · Overall, current research suggests that the use of famotidine in medical treatment does not significantly increase the risk of cancer. However, as with any medication, it is essential to weigh the potential benefits against potential risks and consult with a healthcare provider before starting any new medication. Famotidine can be sold to the public for adults and children over 16 years (provided packs do not contain more than 2 weeks’ supply) for the short-term symptomatic relief of heartburn, dyspepsia, and hyperacidity, and for the prevention of these symptoms when associated with consumption of food or drink including when they cause sleep disturbance (max. single dose 10 mg, max. daily dose 20 mg).These are very popular BP medications. That’s partly because they are less likely than ACE inhibitors such as lisinopril to cause a cough. The debate goes back more than a decade. In 2010, a meta-analysis suggested a link between ARB use and lung cancer (Lancet Oncology, July 2010). The FDA reviewed this potential risk itself.Jan 10, 2020 · Michele Cohen Marill Science Jan 10, 2020 1:15 PM The FDA Announces Two More Antacid Recalls Due to Cancer Risk Two more companies recalled their ranitidine drugs, generic forms of Zantac, over... There was no evidence of increased risk for various cancers among patients who used ranitidine compared with those who used famotidine; however, ranitidine users compared with the general ...H2 blockers include Zantac, Prilosec and Tagamet. The case against using acid-blocking medications long-term keeps growing. A 2018 study published in the journal Gut concluded that these drugs increase people’s risk of stomach cancer. The researchers followed 63,397 patients for 7.6 years who had been prescribed long-term acid-blocking therapy.joint pain. loss of appetite. muscle aches or cramps. pain. red or irritated eyes. redness, tenderness, itching, burning, or peeling of the skin. sore throat. sores, ulcers, or white spots on the lips, in the mouth, or on the genitals. unusual bleeding or bruising.Jan 15, 2020 · Featuring Demian Dressler, DVM and Sue Ettinger, DVM, Dip. ACVIM (Oncology), authors of The Dog Cancer Survival Guide. Articles. Book Excerpts: Free Chapters. Full Spectrum Cancer Care. Step 1: Conventional Treatments. Step 2: Nutraceuticals. Step 3: Immune Supplements and Anti-Metastatic Supplements. Step 4: The Dog Cancer Diet. joint pain. loss of appetite. muscle aches or cramps. pain. red or irritated eyes. redness, tenderness, itching, burning, or peeling of the skin. sore throat. sores, ulcers, or white spots on the lips, in the mouth, or on the genitals. unusual bleeding or bruising.Jun 14, 2017 · Asegúrese de hablar con su médico primero antes de usar medicamentos de venta libre. Ejemplos de estos fármacos incluyen omeprazol (Prilosec y otros), lansoprazol (Prevacid y otros), pantoprazol (Protonix y otros), cimetidina (Tagamet y otros), famotidina (Pepcid y otros) y ranitidina (Zantac y otros). Cómo lidiar con las náuseas y los ... Drug Interactions. According to the U.S. National Library of Medicine, drugs that may interact with famotidine include the following: Drugs depending on stomach pH for absorption, such as dasatinib (Sprycel), delavirdine mesylate (Rescriptor), cefditoren (Spectracef), and fosamprenavir (Lexiva) , etc. Tizanidine (Comfort Pac-tizanidine ...Aug 20, 2014 · This would apply to Phillips’ Milk of Magnesia and magnesium citrate products such as Citroma. Another laxative with a kidney disease warning is polyethylene glycol (PEG) 3350 (e.g., MiraLAX). The concern is apparently that PEG might cause volume depletion. 8. Oral analgesics may carry a warning against use with kidney disease. Risk of cancer appeared significantly lower with ranitidine versus famotidine for most individual cancers as well, with odds ratios of 0.54 to 0.99 and 95% confidence intervals below 1.0 for ...Dec 23, 2020 · N-nitrosodimethylamine (NDMA) is a carcinogen in experimental animals. It has been classified a probable human carcinogen and has been found in ranitidine. This study sought to evaluate the association between ranitidine use and cancer of the gastrointestinal system. Events reported to the FDA Adverse Events Reporting System that were ... 64,982 people reported to have side effects when taking Famotidine. Among them, 116 people (0.18%) have Stomach cancer. Famotidine has active ingredients of famotidine. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 66,286 Famotidine users for its effectiveness, alternative drugs and more. 64,982 people reported to have side effects when taking Famotidine. Among them, 116 people (0.18%) have Stomach cancer. Famotidine has active ingredients of famotidine. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 66,286 Famotidine users for its effectiveness, alternative drugs and more.Dec 12, 2022 · Changing how the world understands and treats cancer. Our scientists pursue every aspect of cancer research—from exploring the biology of genes and cells, to developing immune-based treatments, uncovering the causes of metastasis, and more. Drghow. La famotidina viene envasada en forma de tabletas y solución líquida para tomar por vía oral. Se toma, por lo general, 1 vez al día a la hora de acostarse o 2 a 4 veces al día. La famotidina sin prescripción viene envasada en forma de tabletas regulares, masticables y cápsulas para tomar por vía oral.Jan 15, 2020 · Featuring Demian Dressler, DVM and Sue Ettinger, DVM, Dip. ACVIM (Oncology), authors of The Dog Cancer Survival Guide. Articles. Book Excerpts: Free Chapters. Full Spectrum Cancer Care. Step 1: Conventional Treatments. Step 2: Nutraceuticals. Step 3: Immune Supplements and Anti-Metastatic Supplements. Step 4: The Dog Cancer Diet. FAMOTIDINE (fa MOE ti deen) treats heartburn, stomach ulcers, reflux disease, or other conditions that cause too much stomach acid. It works by reducing the amount of acid in the stomach. This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions. COMMON BRAND NAME (S): Heartburn Relief ... But new research published in the journal Gut points to a potential danger from taking the drugs – an increased risk of stomach cancer. Both proton pump inhibitors (PPIs) and H2 blockers are commonly used in order to reduce a patient’s production of gastric acid, the cause of acid reflux and stomach ulcers; but they do so in different ways.Be sure that you have an optimal vitamin D level (≥ 30 ng/mL or ≥74.9 nmol/L). People with breast cancer and prostate cancer may need higher blood levels of vitamin D. Practice great posture and use good body mechanics to prevent spine fractures. Strengthen your legs and do balance exercises to prevent falls and fractures.Gastric cancer is found among people who take Famotidine, especially for people who are male, 60+ old, have been taking the drug for < 1 month. The phase IV clinical study analyzes which people take Famotidine and have Gastric cancer. It is created by eHealthMe based on reports of 64,982 people who have side effects when taking Famotidine from ...Jul 23, 2021 · Results were published July 12 by the British Journal of Cancer. Overall, 4,746 (14.0%) patients died, with an adjusted HR of 1.38 (95% CI, 1.32 to 1.44) for all-cause mortality among PPI users compared with PPI nonusers. Stronger associations were found among men, patients with cancer stage 0 to 1, those with rectal cancer, and those receiving ... May 30, 2019 · Specifically, 15 per 1,000 of the PPI users died from heart disease; four per 1,000 from chronic kidney disease, and two per 1,000 from stomach cancer. Death rates due to cardiovascular disease were 88 among the PPI group and 73 among the H2 blockers group. For stomach cancer, death rates were six in the PPI group and four in the H2 blockers group. The Zantac brand of heartburn medication has returned to pharmacy and store shelves, but in a different form. Following a major recall and allegations that NDMA contamination in Zantac causes cancer, manufacturers have updated the Zantac formula to remove potentially dangerous ranitidine and replace it with another ingredient called famotidine. Famotidine can be sold to the public for adults and children over 16 years (provided packs do not contain more than 2 weeks’ supply) for the short-term symptomatic relief of heartburn, dyspepsia, and hyperacidity, and for the prevention of these symptoms when associated with consumption of food or drink including when they cause sleep disturbance (max. single dose 10 mg, max. daily dose 20 mg).Kim HJ, An SH, Cho YH, Kim SY, Lee HG, Yoon SY, "Oxaliplatin-induced Torsades de pointes and long QT syndrome in a patient with gastric cancer", Acta Oncologica, 2013 Aug . Related studies How severe was Gastric cancer and when was it recovered: Gastric cancer in Pepcid ac; Expand to all the drugs that have ingredients of famotidine: Jun 9, 2020 · Drug Interactions. According to the U.S. National Library of Medicine, drugs that may interact with famotidine include the following: Drugs depending on stomach pH for absorption, such as dasatinib (Sprycel), delavirdine mesylate (Rescriptor), cefditoren (Spectracef), and fosamprenavir (Lexiva) , etc. Tizanidine (Comfort Pac-tizanidine ... Drug Interactions. According to the U.S. National Library of Medicine, drugs that may interact with famotidine include the following: Drugs depending on stomach pH for absorption, such as dasatinib (Sprycel), delavirdine mesylate (Rescriptor), cefditoren (Spectracef), and fosamprenavir (Lexiva) , etc. Tizanidine (Comfort Pac-tizanidine ...Exploring Potential Links Between Famotidine and Cancer Risks. Famotidine is a type of medication known as a histamine-2 (H2) blockers. It is used to help reduce and prevent symptoms caused by excess stomach acid, such as heartburn, acid reflux, and gastroesophageal reflux disease (GERD).Famotidine Tablets USP, 40 mg are available as tan, round, unscored, film-coated tablets, debossed with “5729” on one side and “TEVA” on the other side, containing 40 mg famotidine, packaged in bottles of 100 (NDC 0172-5729-60) and 500 (NDC 0172-5729-70) tablets.The phase IV clinical study analyzes which people take Famotidine and have Enlarged prostate. It is created by eHealthMe based on reports of 64,982 people who have side effects when taking Famotidine from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions.Michele Cohen Marill Science Jan 10, 2020 1:15 PM The FDA Announces Two More Antacid Recalls Due to Cancer Risk Two more companies recalled their ranitidine drugs, generic forms of Zantac, over...Jul 19, 2023 · We are one of few charities willing to take risks and fund the most innovative ideas in cancer research. We understand the critical unmet needs of cancer patients and support the forefront of new cancer research ideas. Together, we can make cancer history. Years 50. Individual Donors 5,300,000. Famotidine is a medication commonly used for heartburn, reflux, and other gastric conditions. The dosing of famotidine varies based on the condition being treated, and famotidine is usually taken once or twice daily. Side effects of famotidine include headache and constipation or diarrhea. Use of famotidine has not been associated with cancer ... Possíveis efeitos colaterais. Os efeitos colaterais mais comuns da famotidina são dor de cabeça, tonturas, diarreia, prisão de ventre, boca seca, náuseas, vômitos, inchaço na barriga, perda do apetite ou fadiga. Além disso, a famotidina pode causar manchas ou bolhas na pele com coceira, manchas avermelhadas, ansiedade, palpitações ... Exploring Potential Links Between Famotidine and Cancer Risks. Famotidine is a type of medication known as a histamine-2 (H2) blockers. It is used to help reduce and prevent symptoms caused by excess stomach acid, such as heartburn, acid reflux, and gastroesophageal reflux disease (GERD).FAMOTIDINE (fa MOE ti deen) treats heartburn, stomach ulcers, reflux disease, or other conditions that cause too much stomach acid. It works by reducing the amount of acid in the stomach. This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions. COMMON BRAND NAME (S): Heartburn Relief ... The phase IV clinical study analyzes which people take Famotidine and have Breast cancer stage iii. It is created by eHealthMe based on reports of 64,982 people who have side effects when taking Famotidine from the FDA, and is updated regularly.Jan 15, 2020 · Featuring Demian Dressler, DVM and Sue Ettinger, DVM, Dip. ACVIM (Oncology), authors of The Dog Cancer Survival Guide. Articles. Book Excerpts: Free Chapters. Full Spectrum Cancer Care. Step 1: Conventional Treatments. Step 2: Nutraceuticals. Step 3: Immune Supplements and Anti-Metastatic Supplements. Step 4: The Dog Cancer Diet. H. pylori infections can cause ulcers in the digestive system and, in some cases, can lead to stomach cancer. Unfortunately, H. pylori can be picked up from food, water, utensils, and saliva – making it hard to avoid. The combination of H. pylori and PPI drug usage may increase the risk of stomach cancer more than the two factors separately.Jul 24, 2023 · Note: This document contains side effect information about famotidine. Some dosage forms listed on this page may not apply to the brand name Pepcid. Applies to famotidine: oral for suspension, oral tablets, oral tablets for, parenteral injection, parenteral injection for iv infusion only. Side effects include: The phase IV clinical study analyzes which people take Famotidine and have Enlarged prostate. It is created by eHealthMe based on reports of 64,982 people who have side effects when taking Famotidine from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions.Kim HJ, An SH, Cho YH, Kim SY, Lee HG, Yoon SY, "Oxaliplatin-induced Torsades de pointes and long QT syndrome in a patient with gastric cancer", Acta Oncologica, 2013 Aug . Related studies How severe was Gastric cancer and when was it recovered: Gastric cancer in Pepcid ac; Expand to all the drugs that have ingredients of famotidine: May 10, 2017 · Famotidine (Pepcid) is an oral drug used to treat symptoms of acid reflux and heartburn. Learn about side effects, warnings, dosage, and more. April 7, 2020. Some drugs that contain ranitidine (best known as Zantac) have been found by the FDA to have unacceptable amounts of N-nitrosodimethylamine (NDMA), a possible cancer-causing chemical (which also triggered recalls of certain lots of the blood pressure drugs called angiotensin-receptor blockers). On April 1, 2020, the FDA requested ...Famotidine is a medication commonly used for heartburn, reflux, and other gastric conditions. The dosing of famotidine varies based on the condition being treated, and famotidine is usually taken once or twice daily. Side effects of famotidine include headache and constipation or diarrhea. Use of famotidine has not been associated with cancer ...Sep 29, 2020 · H2 blockers: Just like PPIs, histamine H2-receptor antagonists, aka H2 blockers, reduce the levels of acid in the stomach fluid to help alleviate more severe symptoms, such as gastroesophageal reflux disease (GERD), bleeding caused by ulcers, and esophageal cancer. They’re 50% less likely to cause kidney damage, heart issues, dementia, and ... La famotidina pertenece a una clase de medicamentos conocidos como antagonistas del receptor de histamina-2, que reducen la cantidad de ácido estomacal producido. Se puede tomar en dosis de 20 ...
CancerCare Le Puede Brindar Ayuda. Fundado en 1944, CancerCare es la principal organización nacional que ofrece tanto servicios de apoyo gratuitos como asesoramiento para ayudar a los que estén enfrentando los desafíos emocionales, prácticos y financieros del cáncer. Nuestro extenso plan de servicios cuenta con consejería y grupos de .... Atlanta oral and facial surgery llc
Dec 12, 2022 · Changing how the world understands and treats cancer. Our scientists pursue every aspect of cancer research—from exploring the biology of genes and cells, to developing immune-based treatments, uncovering the causes of metastasis, and more. Sep 19, 2022 · Famotidine may be used for a longer period under the direction of your healthcare provider for treatment of intestinal or stomach ulcers, gastroesophageal reflux (GERD), erosive esophagitis, or other acid-related conditions. It is for use in adults and children 12 years of age and older. Do not take more than 2 tablets in a 24 hour period. The Zantac brand of heartburn medication has returned to pharmacy and store shelves, but in a different form. Following a major recall and allegations that NDMA contamination in Zantac causes cancer, manufacturers have updated the Zantac formula to remove potentially dangerous ranitidine and replace it with another ingredient called famotidine.Jul 7, 2023 · Overall, current research suggests that the use of famotidine in medical treatment does not significantly increase the risk of cancer. However, as with any medication, it is essential to weigh the potential benefits against potential risks and consult with a healthcare provider before starting any new medication. Cancer - stomach is found among people who take Pepcid ac, especially for people who are male, 50-59 old, have been taking the drug for 5 - 10 years. The phase IV clinical study analyzes which people take Pepcid ac and have Cancer - stomach.Los consumidores que tengan preguntas sobre la retirada de medicamentos de Appco Pharma deben llamar al 732-253-7735 o enviar un correo electrónico a [email protected]. Aquellos que hayan comprado los productos afectados de Denton Pharma pueden llamar al 800-722-0772 para tramitar la devolución del producto. The bad news for heartburn sufferers, of course, is that Zantac and its ranitidine generics have, perhaps for years, contained a suspected carcinogen without the FDA knowing it.Según la Organización Mundial de la Salud, se cree que la exposición a grandes cantidades de NDMA causa cáncer gástrico o colorrectal. De hecho, la NDMA se ha utilizado para crear cáncer en ratas en pruebas de laboratorio. El medicamento vendido como Zantac (ranitidina) se ha conectado a altos niveles de impurezas cancerígenas y se ha ...Jul 18, 2023 · The rates of cancer were lower with ranitidine than with famotidine, an H2 blocker not contaminated with NDMA. The chance of getting cancer from ranitidine was 26.4 percent versus 31.1 percent for people who took famotidine. Limitations of the study included incorrect records and lack of reported data on the extent of ranitidine and famotidine use. Famotidine (Pepcid) is an oral drug used to treat symptoms of acid reflux and heartburn. Learn about side effects, warnings, dosage, and more.The bad news for heartburn sufferers, of course, is that Zantac and its ranitidine generics have, perhaps for years, contained a suspected carcinogen without the FDA knowing it..