Chantix (Varenicline) Patient Information: Missed a Dose and What Should I Avoid at RxList

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May 26, 2012

Chantix

Smoker's Lung: Pathology Photo Essay »

Smokers lung introduction

Cigarette smoking is associated with a wide variety of abnormalities throughout the body that cause not only illness, but also, all too often, death. Indeed, if all deaths from diseases related to smoking (lung disease, heart disease, and cancers of many different organs) were considered, a case could be made for cigarette smoking as the leading cause of death in industrialized countries. Ironically, it is also the most preventable cause of death in our society!

This photo essay will focus on smoker's lung. The term "smoker's lung" refers to the structural and functional abnormalities (diseases) in the lung caused by cigarette smoking. First, the normal structure and function of the lung will be described and illustrated. Then, the structural and functional abnormalities caused by smoking will be described and illustrated.

What is the structure of the normal lung?

We have a right lung and ...

Read the Smoker's Lung: Pathology Photo Essay article »

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Chantix Patient Information including If I Miss a Dose

What happens if I miss a dose (Chantix)?

Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and take the medicine at the next regularly scheduled time. Do not take extra medicine to make up the missed dose. Be sure to take the medicine after eating.

What happens if I overdose (Chantix)?

Seek emergency medical attention if you think you have used too much of this medicine. Symptoms of a varenicline overdose are unknown.

What should I avoid while taking varenicline (Chantix)?

Varenicline can cause drowsiness, which may impair your thinking or reactions. You may also have mood or behavior changes when you quit smoking. Until you know how varenicline and the smoking cessation process are going to affect you, be careful if you drive or do anything that requires you to be cautious and alert.

What other drugs will affect varenicline (Chantix)?

After you stop smoking, the doses of any medications you are using may need to be adjusted. Tell your doctor about all other medicines you use, especially:

insulin;
a blood thinner such as warfarin (Coumadin); or
theophylline (Respbid, Theobid, Theoclear, Theo-Dur, Uniphyl).

This list is not complete and there may be other drugs that can interact with or be affected by varenicline. Tell your doctor about all the prescription and over-the-counter medications you use. This includes vitamins, minerals, herbal products, and drugs prescribed by other doctors. Do not start using a new medication without telling your doctor.

Where can I get more information?

Your pharmacist can provide more information about varenicline.

Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.

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