Using Zantac (Ranitidine Hydrochloride)
Use of Zantac (Ranitidine Hydrochloride)
For patients taking the prescription strengths of these medicines for
more serious problems:
One dose a day—Take it at bedtime, unless otherwise directed.
Two doses a day—Take one in the morning and one at bedtime.
Several doses a day—Take them with meals and at bedtime for best
results.
It may take several days before this medicine begins to relieve stomach
pain. To help relieve this pain, antacids may be taken with the Zantac
(Ranitidine Hydrochloride), unless your doctor has told you not to use
them. However, you should wait one-half to one hour between taking the
antacid and the Zantac (Ranitidine Hydrochloride).
Take Zantac (Ranitidine Hydrochloride) for the full time of treatment,
even if you begin to feel better. Also, it is important that you keep
your appointments with your doctor for check-ups so that your doctor will
be better able to tell you when to stop taking this medicine.
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Dose of Zantac (Ranitidine Hydrochloride)
The dose of Zantac (Ranitidine Hydrochloride) will be different for different
patients. Follow your doctor's orders or the directions on the label.
The following information includes only the average doses of Zantac (Ranitidine
Hydrochloride). If your dose is different, do not change it unless your
doctor tells you to do so.
For oral dosage forms:
To treat duodenal ulcers:
Older adults, adults, and teenagers—150 milligrams (mg) two times
a day. Some people may take 300 mg once a day at bedtime.
Children—2 to 4 mg per kilogram (kg) (1 to 2 mg per pound) of body
weight per day, usually given as two divided doses. .However, your total
dose will not be more than 300 mg a day.
To prevent duodenal ulcers:
Older adults, adults, and teenagers—150 mg at bedtime.
Children—Dose must be determined by your doctor.
To treat gastric ulcers:
Older adults, adults, and teenagers—150 mg two times a day.
Children—2 to 4 mg per kilogram (1 to 2 mg per pound) of body weight
per day, usually given as two divided doses. However, your total dose
will not be more than 300 mg a day.
To treat heartburn, acid indigestion, and sour stomach:
Adults and teenagers—75 mg with water when symptoms start. The dose
may be repeated once in twenty-four hours. Do not take more than 150 mg
in twenty-four hours.
Children—Dose must be determined by your doctor.
To prevent heartburn, acid indigestion, and sour stomach:
Adults and teenagers—75 mg with water taken thirty to sixty minutes
before eating a meal or drinking beverages you expect to cause symptoms.
Do not take more than 150 mg in twenty-four hours.
Children—Dose must be determined by your doctor.
To treat some conditions in which the stomach produces too much acid:
Older adults, adults, and teenagers—150 mg two times a day. Your
doctor may change the dose if needed.
Children—Dose must be determined by your doctor.
To treat gastroesophageal reflux disease:
Older adults, adults, and teenagers—150 mg two times a day. Your
dose may be increased if needed.
Children—5 to 10 mg per kg (2.3 to 4.6 mg per pound) of body weight
a day, usually divided and given in two doses during the day. However,
most children usually will not take more than 300 mg a day.
Missed Dose of Zantac (Ranitidine Hydrochloride)
If you miss a dose of Valtrex (Valacyclovir), take it as soon as possible.
However, if it is almost time for your next dose, skip the missed dose
and go back to your regular dosing schedule. Do not double doses.
Storage of Zantac (Ranitidine Hydrochloride)
- Keep out of the reach of children.
- Store away from heat and direct light.
- Do not store Zantac (Ranitidine Hydrochloride) tablets in the bathroom,
near the kitchen sink, or in other damp places. Heat or moisture may
cause the medicine to break down.
- Do not keep outdated Zantac (Ranitidine Hydrochloride) or Zantac (Ranitidine
Hydrochloride) tablets that are no longer needed.
- Be sure that any discarded Zantac (Ranitidine Hydrochloride) is out
of the reach of children.
Precautions While Using Zantac (Ranitidine Hydrochloride)
Some tests may be affected by Zantac (Ranitidine Hydrochloride). Tell
the doctor in charge that you are taking Zantac (Ranitidine Hydrochloride)
before:
You have any skin tests for allergies.
You have any tests to determine how much acid your stomach produces.
Remember that certain medicines, such as aspirin, and certain foods
and drinks (e.g., citrus products, carbonated drinks, etc.) irritate the
stomach and may make your problem worse.
Cigarette smoking tends to decrease the effect of Zantac(Ranitidine Hydrochloride)
by increasing the amount of acid produced by the stomach. This is more
likely to affect the stomach's nighttime production of acid. While taking
Zantac(Ranitidine Hydrochloride), stop smoking completely, or at least
do not smoke after taking the last dose of the day.
Drinking alcoholic beverages while taking Zantac (Ranitidine Hydrochloride)
has been reported to increase the blood levels of alcohol. You should
consult your health care professional for guidance.
Check with your doctor if your ulcer pain continues or gets worse.
Side Effects of Zantac (Ranitidine Hydrochloride)
Along with its needed effects, Zantac (Ranitidine Hydrochloride) may
cause some unwanted effects. Although not all of these side effects may
occur, if they do occur they may need medical attention.
Check with your doctor as soon as possible if any of the following side
effects occur:
Less common or rare side effects of Zantac (Ranitidine Hydrochloride)
Abdominal pain; back, leg, or stomach pain; bleeding or crusting sores
on lips; blistering, burning, redness, scaling, or tenderness of skin
; blisters on palms of hands and soles of feet; changes in vision or blurred
vision; confusion; coughing or difficulty in swallowing; dark-colored
urine; dizziness; fainting; fast, pounding, or irregular heartbeat; fever
and/or chills; flu-like symptoms; general feeling of discomfort or illness;
hives; inflammation of blood vessels; joint pain; light-colored stools;
mood or mental changes, including anxiety, agitation, confusion, hallucinations
(seeing, hearing, or feeling things that are not there), mental depression,
nervousness, or severe mental illness; muscle cramps or aches; nausea,
vomiting, or loss of appetite; pain; peeling or sloughing of skin; red
or irritated eyes; shortness of breath; skin rash or itching; slow heartbeat
; sore throat; sores, ulcers, or white spots on lips, in mouth, or on
genitals; sudden difficult breathing; swelling of face, lips, mouth, tongue,
or eyelids; swelling of hands or feet ; swollen or painful glands; tightness
in chest; troubled breathing; unusual bleeding or bruising; unusual tiredness
or weakness; unusually slow or irregular breathing; wheezing; yellow eyes
or skin
Other side effects of Zantac (Ranitidine Hydrochloride)
may occur that usually do not need medical attention. These side effects
may go away during treatment as your body adjusts to Zantac (Ranitidine
Hydrochloride). However, check with your doctor if any of the following
side effects continue or are bothersome.
Less common or rare
Constipation; decreased sexual ability (especially in patients with Zollinger-Ellison
disease who have received high doses of cimetidine for at least 1 year);
decrease in sexual desire; diarrhea; difficult urination; dizziness; drowsiness;
dryness of mouth or skin; headache; increased or decreased urination ;
increased sweating; loss of hair ; ringing or buzzing in ears; runny nose;
swelling of breasts or breast soreness in females and males; trouble in
sleeping
Buy Zantac (Ranitidine Hydrochloride) Online for as low as US $0.14 per 150mg tablet.
Zantac (Ranitidine Hydrochloride)
Zantac (Ranitidine Hydrochloride) is one of many Histamine H 2-receptor antagonists, also known as H 2-blockers. Zantac (Ranitidine Hydrochloride) is used to treat duodenal ulcers and prevent their return. They are also used to treat gastric ulcers. In over-the-counter (OTC) strengths, these medicines are used to relieve and/or prevent heartburn, acid indigestion, and sour stomach. Zantac (Ranitidine Hydrochloride) may also be used for other conditions as determined by your doctor.
Zantac (Ranitidine Hydrochloride) works by decreasing the amount of acid produced by the stomach.
In deciding to use Zantac (Ranitidine Hydrochloride), the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For Zantac (Ranitidine Hydrochloride), the following should be considered:
Allergies—Tell your doctor if you have ever had any unusual or allergic reaction to Zantac (Ranitidine Hydrochloride). Also tell your health care professional if you are allergic to any other substances, such as foods, preservatives, or dyes.
Pregnancy— Zantac (Ranitidine Hydrochloride) has not been studied in pregnant women. However, studies in animals have shown that Zantac (Ranitidine Hydrochloride) causes problems. Before taking Zantac (Ranitidine Hydrochloride), make sure your doctor knows if you are pregnant or if you may become pregnant.
Breast-feeding—Zantac (Ranitidine Hydrochloride) passes into the breast milk and may cause unwanted effects, such as decreased amount of stomach acid and increased excitement, in the nursing baby. It may be necessary for you to take another medicine or to stop breast-feeding during treatment. Be sure you have discussed the risks and benefits of the medicine with your doctor.
Children—This medicine has been tested in children and, in effective doses, has not been shown to cause different side effects or problems than it does in adults when used for short periods of time.
Older adults—Confusion and dizziness may be especially likely to occur in elderly patients, who are usually more sensitive than younger adults to the effects of Zantac(Ranitidine Hydrochloride).
Other medicines—Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are taking or receiving Zantac(Ranitidine Hydrochloride) it is especially important that your health care professional know if you are taking any of the following:
Aminophylline (e.g., Somophyllin) or
Anticoagulants (blood thinners) or
Caffeine (e.g., NoDoz) or
Metoprolol (e.g., Lopressor) or
Oxtriphylline (e.g., Choledyl) or
Phenytoin (e.g., Dilantin) or
Propranolol (e.g., Inderal) or
Theophylline (e.g., Somophyllin-T) or
Tricyclic antidepressants (amitriptyline [e.g., Elavil], amoxapine [e.g., Asendin], clomipramine [e.g., Anafranil], desipramine [e.g., Pertofrane], doxepin [e.g., Sinequan], imipramine [e.g., Tofranil], nortriptyline [e.g., Aventyl], protriptyline [e.g., Vivactil], trimipramine [e.g., Surmontil])—Use of these medicines with cimetidine has been shown to increase the effects of cimetidine. This is less of a problem with ranitidine and has not been reported for famotidine or nizatidine. However, all of the Zantac(Ranitidine Hydrochloride) are similar, so drug interactions may occur with any of them
Itraconazole (e.g., Sporanox) or
Ketoconazole (e.g., Nizoral)—Zantac(Ranitidine Hydrochloride) may decrease the effects of itraconazole or ketoconazole; Zantac(Ranitidine Hydrochloride) should be taken at least 2 hours after these medicines
Other medical problems—The presence of other medical problems may affect the use of Zantac (Ranitidine Hydrochloride). Make sure you tell your doctor if you have any other medical problems, especially:
- Kidney disease or Liver disease—The H 2-blocker may build up in the bloodstream, which may increase the risk of side effects
- Phenylketonuria (PKU)—The Zantac brand of ranitidine EFFERdose tablets and EFFERdose granules contain 16.84 mg of phenylalanine per 150-mg dose.
- Weakened immune system (difficulty fighting infection)—Decrease in stomach acid caused by Zantac(Ranitidine Hydrochloride) may increase the possibility of a certain type of infection
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