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Nizatidine oral

Important Note

The following information is intended to supplement, not substitute for, the expertise and judgment of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that use of the drug is safe, appropriate, or effective for you. Consult your healthcare professional before using this drug.





Nizatadine blocks stomach acid secretions. It is used to treat and prevent ulcers, to treat a heartburn and stomach disorder known as GERD (gastroesophageal reflux disorder), and to treat conditions associated with excess acid secretion.

How To Use

This medication may be taken without regard to meals. Do not increase your dose, take this more often than prescribed or stop taking this without first consulting your doctor.

Side Effects

Sleepiness, fatigue or sweating may occur. If these effects continue or become bothersome, inform your doctor. Notify your doctor if you develop: rapid or pounding heartbeat, diarrhea, pale stools, mental confusion, easy bruising, vision changes. In the unlikely event you have an allergic reaction to this drug, seek medical attention immediately. Symptoms of an allergic reaction include: rash, itching, swelling, dizziness, trouble breathing. If you notice other effects not listed above, contact your doctor or pharmacist.


Before using this medication, tell your doctor or pharmacist your medical history, especially of: heartburn combined with lightheadedness or sweating or dizziness, chest pain or shoulder/jaw pain especially with shortness of breath, pain spreading to arms or neck or shoulders, unexplained weight loss, liver or kidney disease, other stomach problems (e.g., tumors), any allergies (including drug allergies). Smoking may cause intestinal problems (e.g., ulcer) to reoccur, hindering the effects of this medication. Elderly persons may be more sensitive to the effects of this medication. Tell your doctor if you are pregnant before using this drug. Nizatidine is excreted into breast milk. Consult your doctor before breast-feeding.

Drug Interactions

Tell your doctor of any over-the-counter or prescription medications you are taking, including: itraconazole, ketoconazole. Do not start or stop any medicine without doctor or pharmacist approval.


If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include difficulty breathing, fast heartbeat, tremors, vomiting, restlessness, weakness, fatigue, or dizziness.


For best results, this medication is often used along with lifestyle changes such as stress-reduction programs, exercise and dietary changes. Talk to your healthcare professional about changes that you can benefit from. Laboratory tests may be done periodically while taking this medication to monitor results and prevent side effects.

Missed Dose

If you miss a dose, take it as soon as remembered; do not take it if it is near the time for the next dose, instead, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to catch up.


Store at room temperature (59 to 86 degrees F or 15 to 30 degrees C) away from heat and moisture.