National Geographic : 2003 May
The one that works for millions." PATIENT SUMMARY OF INFORMATION ABOUT VIACGRA (sildenafil citrate) His This summary contains important information about VIAGRA. It isnot meant to take the place ofyour doctor's instructions. Read this information carefully before you start taking VIAGRA.Ask your doctor or pharmacist ifyou do not understand any ofthis information or ifyou want to know more about VIAGRA. This medicine can help many men when itis used as prescribed by their doctors. However, VIAGRAis not foreveryone. It is intended foruse only by men who have a condition called erectile dysfunction. VIAGRA must never be used by men who are taking medicines that contain nitrates of any kind, at any time. This includes nitroglycerin. Ifyou take VIAGRA with any nitrate medicine your blood pressure could suddenly drop to an unsafe or life threatening level. What Is VIAGRA? VIAGRAisa pill usedtotreaterectile dysfunction (impotence) in men.Itcanhelp manymenwho haveerectile dysfunction getand keepanerection whentheybecome sexually excited (stimulated). Youwill not getanerection lust bytaking this medicine. VIAGRAhelps amanwith erectile dysfunction getanerection only whenheissexually excited. How Sex Affects the Body When a man issexually excited, the penis rapidly fills with more blood than usual The penis then expands and hardens. This is called an erection Afterthe man is done having sex, this extra blood flows out of the penis back into the body. The erection goes away. Ifan erection lasts fora long time (more than 6 hours), it can permanently damage your penis. Youshould call a doctor immediately ityou ever have a prolonged erection that lasts more than 4 hours. Some conditions and medicines interfere with this natural erection process. Thepenis cannot fill with enough blood. The man cannot have an erection This is called erectile dysfunction ifit becomes a frequent problem. During sex, your heart works harder. Therefore sexual activity may not be advisable forpeople who have heart problems. Before you start any treatment for erectile dysfunction, ask your doctor ifyour heart is healthy enough to handle the extra strain ofhaving sex. Ifyou have chest pains. dizziness or nausea during sex, stop having sex and immediately tellyour doctor you have had this problem. How VIAGRA Works VIAGRAenables many men with erectile dysfunction to respond to sexual stimulation. When a man is sexually excited, VIAGRAhelps the penis tillwith enough blood to cause an erection. After sex is over, the erection goes away. VIAGRAIs Not for Everyone Asnoted above (How Sex Affects the Body), ask your doctor ifyour heart is healthy enough for sexual activity. If you take any medicines that contain nitrates-either regularly or as needed-you should never take VIAGRA. Ifyou take VIAGRA with any nitrate medicine or recreational drug containing nitrates, your blood pressure could suddenly drop to an unsafe level Youcould get dizzy, faint, or even have a heart attack or stroke. Nitrates are found in many prescription medicines that are used to treat angina (chest pain due to heart disease) such as: * nitroglycerin (sprays, ointments, skin patches or pastes, and tablets that are swallowed or dissolved in the mouth) * iosorbide mononitrate and isosorbide dinitrate (tablets thai are swallowed, chewed, or dissolved in the mouth) Nitrates are also found in recreational drugs such as amyl nitrate or nitrite ("poppers"). Ifyou are not sure if any of your medicines contain nitrates, or ifyou do not understand what nitrates are, ask your doctor or pharmacist. VIAGRAisonly for patients with erectile dysfunction. VIAGRAis not lor newborns, children, or women. Do not letanyone else take your VIAGRA.VIAGRAmust be used only under a doctor's supervision. What VIAGRADoes Not Do * VIAGRAdoes not cure erectile dysfunction. Itis a treatment for erectile dysunction. * VIAGRAdoes not protect you or your partner from getting sexually transmitted diseases, including HIVthe virus that causes AIDS. * VIAGRAis not a hormone or an aphrodisiac What To Tell Your Doctor Before You Begin VIAGRA Only your doctor can decide ifVIAGRAis right foryou. VIAGRA can cause mild, temporary lowering ofyour blood pressure. Youwillneed to have a thorough medical exam to diagnose your erectile dysfunction and to find out ityou can safely take VIAGRA alone or with your other medicines Yourdoctor should determine if your heart is healthy enough to handle the extra strain ofhaving sex. Besure to tellyour doctor ifyou: * have ever had any heart problems (eg., angina, chest pain, heart failure, irregular heart beats, heart attack or narrowing ofthe aortic valve) * have ever had a stroke * have low or high blood pressure * have a rare inherited eye disease called retinitis pigmentosa * have ever had any kidney problems * have ever had any liver problems * have ever had any blood problems, including sickle cell anemia or leukemia * are allergic to sildenafil or any ofthe other ingredients ofVIAGRA tablets * have a deformed penis, Peyronie's disease, or ever had an erection that lasted more than 4 hours * have stomach ulcers or any types ofbleeding problems * are taking any other medicines VIAGRAand Other Medicines Some medicines can change the way VIAGRAworks. Tellyour doctor about any medicines yc are taking. Do not start or stop taking any medicines before checking with your doctor or pharmacist. This includes prescription and nonprescription medicines or remedies. * Remember, VIAGRA should never be used with medicines that contain nitrates (see VIAGRAIs Not for Everyone). * Ifyou are taking alpha-blocker therapy forthe treatment ofhigh blood pressure or prostate problems, you should not take a dose ofgreater than 25 mg of VIAGRA at the same time (within 4 hours) as you take your dose ofalpha-blocker. * Ifyou are taking a protease inhibitor, your dose may be adjusted (please see Finding the Right Dose for You) * VIAGRAshould not be used with any other medical treatments that cause erections. The treatments include pills, medicines that are injected or inserted into the penis, implants vacuum pumps. Finding the Right Dose for You VIAGRA comes in different doses (25 mg, 50 mg and 100 mg) IIyou do not get the results you expect, talk with your doctor Youand your doctor can determine the dose that works best foryou * Do not take more VIAGRAthan your doctor prescribes. * Ifyou think you need a larger dose of VIAGRA, check with your doctor * VIAGRAshould not be taken more than once a day Ifyou are older than age 65, or have serious liver or kidney problems, your doctor may start yoi atthe lowest dose (25 mg) ofVIAGRA.I you are taking protease inhibitors, such as forthe treatment ofHIV,your doctor may recommend a 25 mg dose and may limit you to a maximum single dose of25 mg ofVIAGRAin a 48 hour period. Ifyou are taking alpha-blocker therapy, yo should not take a dose of greater than 25 mg ofVIAGRA at the same time (within 4 hours) as your dose ofalpha-blocker How ToTake VIAGRA TakeVIAGRAabout one hour before you plan to have sex. Beginning in about 30 minutes and Ic up to 4 hours, VIAGRAcan help you get an erection ifyou are sexually excited. Ifyou take VIAGRAafter a high-tat meal (such as a cheeseburger and french Iries), the medicine may take a little longer to start working. VIAGRA can help you get an erection when you are sexually excited. Youwillnot get an erection just bytaking the pill. Possible Side Effects Likeallmedicines, VIAGRAcan cause some side effects. These effects are usually mild to moderate and usually don't last longer than a few hours. Some of these side effects are more likely to occur with higher doses. The most common side effects of VIAGRA are headache, flushing ofthe face, and upset stomach. Less common side effects that may occur are temporar changes in color vision (such as trouble telling the difference between blue and green objects o having a blue color tinge to them), eyes being more sensitive to light, or blurred vision. Inrare instances, men have reported an erection that lasts many hours. Youshould call a doctor immediately ityou ever have an erection that lasts more than 4 hours. Ifnot treated right away, permanent damage to your penis could occur (see How Sex Affects the Body). Heart attack, stroke, irregular heart beats, and death have been reported rarely in men taking VIAGRA.Most, but not all,of these men had heart problems before taking this medicine. It is not possible to determine whether these events were directly related to VIAGRA VIAGRAmay cause other side effects besides those listed on this sheet. Ifyou want more information or develop any side effects or symptoms you are concerned about, call your doctor. Accidental Overdose Incase ofaccidental overdose, call your doctor right away Storing VIAGRA Keep VIAGRA out ofthe reach ot children Keep VIAGRAin its original container. Store at 25 C (77' ); excursions permitted to 15-30 C (59-86 F)[see USP Controlled Room Temperaturel For More Information on VIAGRA VIAGRAis a prescription medicine used to treat erectile dysfunction. Only your doctor can decic ifit is right foryou This sheet is only a summary Ifyou have any questions or want more information about VIAGRA, talk with your doctor or pharmacist visit wwwviagra comn or call 1-888-4VIAGRA 23-5515-00-6 Rev6 Sept. 200 (sildenafil citrate) tables VG115518 h)2DD3 Phnzer Inc Allrights reserved Thebluediamond tablet shapeisa registered trademark xl Phizernrc '.~. ~ The blue diamond tablet shape is a registered trademark of Pfizer Inc. 4 I.s. i,n....,,c, VG115578 © 2003 Pfizer Inc. Allrights reserved.