
What is the recommended Zantac dosage for duodenal ulcer?
Active Duodenal Ulcer: The current recommended adult oral dosage of ZANTAC for duodenal ulcer is 150 mg twice daily. An alternative dosage of 300 mg once daily after the evening meal or at bedtime can be used for patients in whom dosing convenience is important. The current recommended adult oral dosage is 150 mg at bedtime.
What should I avoid while taking Zantac for ulcers?
Avoid drinking alcohol. It can increase the risk of damage to your stomach. It may take up to 8 weeks of using Zantac before your ulcer heals. For best results, keep using the medication as directed. Talk with your doctor if your symptoms do not improve after 6 weeks of treatment. Do not use Zantac if you are allergic to ranitidine.
What is the dosage of Zantac for babies?
Therefore the dosage of Zantac for babies can vary depending on the age and size of the child, as well as what the medicine is being used for. For the treatment of duodenal and gastric ulcers in children, the average dosage is between 2 to 4 mg/kg, with the maximum intake being 300mg per day. This dose is administered twice daily.
How do you take Zantac 360 oral?
How to use Zantac-360 (famotidine) oral Take this medication by mouth with or without food as directed by your doctor, usually once or twice daily. If you are taking this medication once daily, it is usually taken right before bedtime. The dosage and length of treatment are based on your medical condition and response to therapy.

Can you take Zantac for ulcers?
Zantac 360 (Oral) Famotidine is used to treat and prevent ulcers in the stomach and intestines. It also treats conditions in which the stomach produces too much acid, such as Zollinger-Ellison syndrome.
How many Zantac can you take at one time?
To prevent heartburn, take 1 tablet by mouth with a glass of water 15-60 minutes before eating food or drinking beverages that cause heartburn. Do not use more than 2 tablets in 24 hours unless directed by your doctor. Do not take for more than 14 days in a row without talking with your doctor.
Can you take 2 zantac 150 at the same time?
The effervescent tablets should be dissolved in a glass of water before use. If you miss a dose, take the missed dose as soon as you remember. If it is almost time for the next dose, skip the missed dose and take your next dose at the regular time. Do not take two doses of Zantac at the same time.
Can you take 3 Zantac a day?
To prevent heartburn and acid indigestion, take famotidine 15-60 minutes before eating food or drinking beverages that can cause indigestion. Do not take more than 2 tablets in 24 hours unless directed by your doctor.
How quickly does Zantac work?
Unlike proton pump inhibitors, such as omeprazole (Prilosec) and lansoprazole (Prevacid), which can take several days to kick in and lessen symptoms, Zantac starts relieving heartburn 15 to 60 minutes after you take it.
What happens if I take too much Zantac?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222. Overdose symptoms may include lack of coordination, feeling light-headed, or fainting.
What is Zantac 150 mg used for?
It is used to prevent and treat heartburn and other symptoms caused by too much acid in the stomach (acid indigestion).
Is Zantac the same as omeprazole?
Prilosec OTC is a brand name for the generic drug omeprazole. It works by binding up pumps in your stomach so that they cannot produce acid. Zantac 360 is a brand name for a different drug, famotidine. Zantac 360 blocks a chemical found in your body called histamine that activates stomach acid pumps.
Is Zantac the same as Pepcid?
PEPCID® AND ZANTAC® are approved for the same use. However, PEPCID® contains Famotidine. Unlike Zantac® and other OTC products that contain Ranitidine.
Is Zantac good for gastritis?
Many over-the-counter medications either block the production of stomach acid or reduce the amount of stomach acid released into your digestive tract. These medications promote the healing of inflammation, some include Prilosec, Nexium, and Zantac.
Can you take Zantac every 12 hours?
to prevent symptoms, swallow 1 tablet with a glass of water at any time from 10 to 60 minutes before eating food or drinking beverages that cause heartburn. do not use more than 2 tablets in 24 hours.
Is it OK to still take Zantac?
What should we do? The F.D.A. has said it is not telling people to stop taking Zantac, but recommended that patients who take prescription forms of the drug and want to switch should talk to their doctor about alternatives.
How often can you take Zantac 75 mg?
To prevent heartburn and acid indigestion, take ranitidine 30-60 minutes before eating food or drinking beverages that can cause indigestion. Do not take more than 2 tablets in 24 hours unless directed by your doctor.
Can I take 2 Zantac 360?
You may take up to two (2) Zantac 360° tablets in a 24-hour period. Stop use and ask a doctor if you need to take this product for more than 14 days.
Can I take two Zantac 75?
When used over-the-counter to treat acid indigestion, heartburn, or sour or upset stomach, the usual dose for adults and children 16 years of age or older is 75 mg to 150 mg taken when symptoms appear. If symptoms persist for more than 1 hour or return after 1 hour, you may take a second dose of the same strength.
How often can I take Zantac 150?
How to use Heartburn Relief (Ranitidine) 150 Mg Tablet. Take this medication by mouth with or without food as directed by your doctor, usually once or twice daily. It may be prescribed 4 times a day for some conditions.
How Should I Take Zantac?
Take Zantac exactly as directed on the label, or as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommend...
What Happens If I Miss A Dose?
Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to...
What Happens If I Overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.Overdose symptoms may include lack of coordination, feeling light-h...
What Other Drugs Will Affect Zantac?
Before taking Zantac, tell your doctor if you are taking triazolam (Halcion). You may not be able to use this medicine, or you may need dosage adju...
How long does it take to take 300mg of Zantac?
If within an hour of symptom onset discomfort is still present, a second identical dose can be taken. However, within a 24 hour period , the maximum safe Zantac dosage is 300mg, regardless of when taken or in what combination.
What is Zantac used for?
Zantac is a medication that is available over the counter and by prescription in stronger formulations. It is primarily used to relieve the symptoms of heartburn as they relate to the production of stomach acid. Excessive stomach acid can lead to gastrointestinal symptoms such as stomach bloating, abdominal pain and a burning sensation in the abdomen. And, it is one of the main causes of indigestion symptoms. The medication is also used in the treatment of other digestive conditions, and Zantac dosage varies depending on what it is being used for. The active ingredient in Zantac is ranitidine.
Does ranitidine cause dizziness?
WebMD accounts that side effects of ranitidine include constipation, headaches and dizziness and it is likely that these side effects are more pronounced in higher dosages. As with any over the counter remedy, taking the smallest dose possible to provide symptom relief is advisable to reduce the risk of adverse side effects.
Does Zantac help with peptic ulcers?
Zantac may be recommended as a means for peptic ulcer treatment. And, when indicated for this purpose and recommended by a health care professional, it is possible that the recommended Zantac dosage may change to amounts different from those typically employed to relieve everyday stomach bloating caused by heartburn.
What are the side effects of Zantac?
easy bruising or bleeding; or. problems with your skin or hair. Common Zantac side effects may include: nausea, vomiting, stomach pain; or. diarrhea, constipation. This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.
What is Zantac?
Zantac ( ranitidine) belongs to a group of drugs called histamine-2 blockers. It works by reducing the amount of acid your stomach produces.
What is the name of the drug that helps to reduce stomach acid?
Zantac ( ranitidine) belongs to a group of drugs called histamine-2 blockers. It works by reducing the amount of acid your stomach produces. Zantac has been used to treat and prevent ulcers in the stomach and intestines.
How long does it take for pain to go away after taking antacids?
Keep using your medications as directed and call your doctor if your symptoms do not improve after 6 weeks. Your doctor may recommend an antacid to help relieve pain. Carefully follow your doctor's directions about the type of antacid to use, and when to use it.
What happens if you are allergic to Zantac?
Get emergency medical help if you have signs of an allergic reaction to Zantac: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Does Zantac cause coughing?
Using Zantac may increase your risk of developing pneumonia. Symptoms of pneumonia include chest pain, fever, feeling short of breath, and coughing up green or yellow mucus. Talk with your doctor about your specific risk of developing pneumonia. Do not use Zantac if you are allergic to ranitidine.
Can you share Zantac with children?
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use Zantac only for the indication prescribed.
What is the drug Zantac used for?
For more information, visit the FDA site. Zantac (ranitidine) is an over-the-counter drug most commonly used to treat gastroesophageal reflux disease (GERD). Ranitidine is also used to treat other conditions which involve an excess of stomach acid and can prevent the occurrence of stomach and intestinal ulcers.
How to store ranitidine?
Ranitidine efferdose tablets should be stored in an area kept between 36 F (2 C) and 86 F (30 C). Ranitidine syrup should be stored in an area kept between 39 F (4 C) and 77 F (25 C) in tight and light-resistant containers. 2 Standard ranitidine pills should be stored in a dry, dark area kept between 60 F (15 C) and 86 F (30 C). 1
What is the name of the drug that is used to treat heartburn?
The most common brand name of ranitidine is Zantac, but it can also be found in stores under the labels Wal-Zan and Heartburn Relief. Due to the over-the-counter nature of this drug, many large retailers have developed their versions with ranitidine as the same primary ingredient.
Is ranitidine toxic to kidneys?
Ranitidine can have levels of toxic buildup in geriatric patients, those with poor kidney function, and pediatric patients. Ranitidine should be used with caution in these instances.
Does ranitidine interact with warfarin?
Warnings and Interactions. Ranitidine has been observed to have slight interactions with the blood-thinning medication warfarin. This has resulted in fluctuating levels of a blood test measuring prothrombin times. Studies have been done verifying ranitidine did not harm rat and rabbit fetuses.
Is ranitidine safe for acid reflux?
Ranitidine is considered safe to use by most healthy people experiencing reflux and other acid-related symptoms, as it is available on an over-the-counter basis. This means it is considered a first-line treatment due to its availability.
Is ranitidine safe for short term use?
Another diagnosis for which ranitidine is commonly used is for the treatment of Zollinger-Ellison syndrome, which causes excess production of stomach acid. Ranitidine has been determined safe for short-term use in treating the aforementioned conditions.
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How to store non prescription medications?
Store the nonprescription medication at room temperature between 68-86 degrees F (20-30 degrees C). Do not store in the bathroom. Keep all medicines away from children and pets. Do not flush medications down the toilet or pour them into a drain unless instructed to do so.
Have you ever purchased Zantac-360 (famotidine) oral?
This survey is being conducted by the WebMD marketing sciences department.
How long does it take for Zantac to work?
Zantac (ranitidine) works 30 to 60 minutes after dosing. Symptom relief from conditions like GERD can take longer, from a few days to a few weeks.
Does Zantac work faster?
Zantac begins to work quickly but it may take longer for certain conditions, like GERD.

Medical uses
Contraindications
- Normal Zantac dosage for the use of everyday heartburn symptoms or acid reflux or GERD is between 75mg and 150mg at the onset of symptoms in adults over 16 years of age. Each regular strength pill contains 75mg, and one or two can be taken at a time. If within an hour of symptom onset discomfort is still present, a second identical dose can be taken. However, within a 24 hou…
Usage
- For the maintenance of peptic ulcers and use during the course of healing, the dosage of Zantac that is often employed is 150mg daily, usually taken at bedtime. This daily 150mg Zantac dosage is the standard also for the treatment of benign gastric ulcers, as well as serving as a maintenance regimen for same during the healing process. Interestingl...
Administration
- Dosage for babies and children is different from that for adults and is often based on body weight. Therefore the dosage of Zantac for babies can vary depending on the age and size of the child, as well as what the medicine is being used for. For the treatment of duodenal and gastric ulcers in children, the average dosage is between 2 to 4 mg/kg, with the maximum intake being 300mg pe…
Side effects
- Because of the differences in appropriate dosage of this popular over the counter remedy, it is best to follow the package directions exactly, unless specifically advised otherwise by a health care provider. WebMD accounts that side effects of ranitidine include constipation, headaches and dizziness and it is likely that these side effects are more pronounced in higher dosages. As …
Uses
Before Taking
- Ranitidine is considered safe to use by most healthy people experiencing reflux and other acid-related symptoms, as it is available on an over-the-counter basis. This means it is considered a first-line treatment due to its availability.
Dosage
- It is recommended that patients with duodenal ulcers take 150 milligrams (mg) of ranitidine twice daily for short-term treatment. In patients who cannot remember to take a medication twice daily, this dosage can be adjusted to take 300 mg of syrup once daily after a meal. The recommended dosage for maintenance of healing duodenal ulcers is 150 mg o...
Side Effects
- Common
Common side effects associated with taking ranitidine include dizziness, nausea, vomiting, constipation, abdominal discomfort, muscle and joint pain, and rash. When patients with impaired kidney function ingested a dose that was too high, it resulted in sedation, confusion, agitation, a… - Severe
Severe side effects associated with taking ranitidine include irregular heart rhythms, mixed hepatitis, blood count changes (such as leukopenia, granulocytopenia, and thrombocytopenia), gynecomastia, impotence, alopecia, vasculitis, and hypersensitive reactions such as anaphylaxi…
Warnings and Interactions
- Ranitidine has been observed to have slight interactions with the blood-thinning medication warfarin. This has resulted in fluctuating levels of a blood test measuring prothrombin times.1 Studies have been done verifying ranitidine did not harm rat and rabbit fetuses. However, these studies have not been replicated on human fetuses, making it advisable to discontinue if pregna…