Most men can safely take blood thinners such as warfarin Coumadin and enoxaparin Lovenox with medications for erectile dysfunction ED , including Viagra sildenafil , Cialis tadalafil or Levitra vardenafil. However those who have pulmonary hypertension -- abnormally high blood pressure in the arteries of the lungs -- are at increased risk of bleeding if they take a blood thinner and an ED medication.
If you are on a blood thinner, talk to your doctor about ED treatment that is right for you. Continue Learning about Erectile Dysfunction Treatment Can oral prescription drugs for erectile dysfunction cause vision loss? Mehmet Oz, MD. Oral prescription medications for erectile dysfunction ED can cause vision loss.
These drugs can d Unneeded medications should be disposed of in special ways to ensure that pets, children, and other people cannot consume them. However, you should not flush this medication down the toilet. Instead, the best way to dispose of your medication is through a medicine take-back program.
In case of overdose, call the poison control helpline at If the victim has collapsed, had a seizure, has trouble breathing, or can't be awakened, immediately call emergency services at Do not let anyone else take your medication. Ask your pharmacist any questions you have about refilling your prescription.
It is important for you to keep a written list of all of the prescription and nonprescription over-the-counter medicines you are taking, as well as any products such as vitamins, minerals, or other dietary supplements.
You should bring this list with you each time you visit a doctor or if you are admitted to a hospital. It is also important information to carry with you in case of emergencies. Sildenafil pronounced as sil den' a fil. Why is this medication prescribed? How should this medicine be used? Other uses for this medicine What special precautions should I follow?
What special dietary instructions should I follow? What should I do if I forget a dose? What side effects can this medication cause?
What should I know about storage and disposal of this medication? Brand names. Sildenafil comes as a tablet and suspension liquid; Revatio only to take by mouth. Ask your pharmacist or doctor for a copy of the manufacturer's information for the patient.
Other uses for this medicine. What special precautions should I follow? Before taking sildenafil, tell your doctor and pharmacist if you are allergic to sildenafil, any other medications, or any of the ingredients in sildenafil products.
Ask your pharmacist for a list of the ingredients. Nitrates come as tablets, sublingual under the tongue tablets, sprays, patches, pastes, and ointments.
Ask your doctor if you are not sure whether any of your medications contain nitrates. Be sure to mention any of the following: alpha blockers such as alfuzosin Uroxatral , doxazosin Cardura , prazosin Minipress , tamsulosin Flomax, in Jalyn , and terazosin; amlodipine Norvasc, in Amturnide, in Tekamlo ; certain antifungals such as itraconazole Onmel, Sporanox and ketoconazole Nizoral ; anticoagulants 'blood thinners' such as warfarin Coumadin, Jantoven ; certain barbiturates such as butalbital in Butapap, in Fioricet, in Fiorinal, others and secobarbital Seconal ; beta blockers such as atenolol Tenormin, in Tenoretic , labetalol Trandate , metoprolol Lopressor, Toprol XL, in Dutoprol , nadolol Corgard, in Corzide , and propranolol Hemangeol, Inderal LA, InnoPran ; bosentan Tracleer ; cimetidine ; efavirenz Sustiva, in Atripla ; erythromycin E.
Your doctor may need to change the doses of your medications or monitor you carefully for side effects. Many other medications may also interact with sildenafil, so be sure to tell your doctor about all the medications you are taking, even those that do not appear on this list. John's wort. This can happen if you are sick with fever, diarrhea, or vomiting; sweat a lot; or do not drink enough liquids. Also tell your doctor if you have or have ever had pulmonary veno-occlusive disease PVOD; blockage of veins in the lungs ; a stomach ulcer; heart, kidney, or liver disease; a heart attack; an irregular heartbeat; a stroke; chest pain; high or low blood pressure; high cholesterol; a bleeding disorder; blood circulation problems;blood cell problems such as sickle cell anemia a disease of the red blood cells , multiple myeloma cancer of the plasma cells , or leukemia cancer of the white blood cells ; conditions affecting the shape of the penis e.
Also tell your doctor if you or any of your family members have or have ever had an eye disease such as retinitis pigmentosa an inherited eye condition that causes loss of vision or if you have ever had sudden severe vision loss, especially if you were told that the vision loss was caused by a blockage of blood flow to the nerves that help you see.
At least two-thirds of men have improved erections after taking it. Sildenafil is also sometimes used to treat pulmonary hypertension high blood pressure in the blood vessels that supply the lungs. This medicine is available on prescription and can also be bought from most pharmacies.
It comes as tablets that you swallow, chewable tablets, and as a liquid that you drink. Sildenafil for erectile dysfunction Viagra can be taken by men aged 18 and over. It's not for women or children. Sildenafil for pulmonary hypertension Revatio can be taken by adults and children aged 1 and over. Branded versions of sildenafil such as Viagra are not available on the NHS, except in special circumstances. You can also get sildenafil on a private prescription from your doctor.
This means you'll need to pay the full cost of the medicine. They'll ask you some questions about your general health to make sure sildenafil is safe for you to take.
You can also talk to them about side effects. If the pharmacist has any concerns about whether sildenafil is safe for you, they may advise you to see your doctor. Be very careful if you do this as many websites sell fake medicines. Online medicines are not always regulated and the ingredients in them can vary from one pack to another.
They can cause unpleasant side effects or may not be suitable for you. It's best to see your doctor before buying medicines online. They know your medical history and can discuss whether you might benefit from treatment. Sildenafil tablets for erectile dysfunction come in different strengths ranging from 25mg to mg. Take sildenafil up to 4 hours before you want to have sex.
For sildenafil to work properly, you'll need to be sexually excited. Sildenafil tablets for pulmonary hypertension come in 10mg and 20mg tablets.
For erectile dysfunction, it's best to take sildenafil on an empty stomach. It may take longer to work if you take it with food. If you or your child are taking sildenafil as a liquid, 1ml is usually the same as taking a 10mg tablet, but it's important to always check the medicine label. If you do not have a plastic syringe or spoon, ask your pharmacist for one.
Do not use a kitchen teaspoon as it will not give the right amount. If you have pulmonary hypertension and you forget to take a dose of sildenafil, take it as soon as you remember and then continue as usual. You could also ask your pharmacist for advice on other ways to help you remember to take your medicine. Talk to your doctor if you have taken too much sildenafil and you're worried about these side effects.
Like all medicines, sildenafil can cause side effects in some people. Many people have no side effects or only minor ones. If you get these side effects, keep taking the medicine, but tell your doctor or pharmacist if these side effects bother you or do not go away:.
In rare cases, it's possible to have a serious allergic reaction anaphylaxis to sildenafil. You can report any suspected side effect to the UK safety scheme.
Some complementary therapies may have ingredients that could interfere with sildenafil and cause side effects. Tell your doctor or pharmacist if you're taking any other medicines, including herbal remedies, vitamins or supplements. It works if you have erection problems by temporarily increasing blood flow to the penis when you get sexually excited. It works in pulmonary hypertension by relaxing blood vessels in the chest.
If you're taking sildenafil Revatio for pulmonary hypertension, do not take it more than 3 times a day. If sildenafil does not work, there are other tablets you could try that work in a similar way, such as:. You could also try a medicine called alprostadil. This is a man-made hormone that helps to stimulate blood flow to the penis. If you cannot get erections because of a hormonal problem, your GP may refer you to an endocrinologist who specialises in the treatment of hormonal problems.
You may benefit from treatment using injections of man-made hormones to restore your hormone levels to normal. Some complementary therapies, such as acupuncture, have claimed to treat erectile dysfunction. But there's little evidence they work. There's no firm evidence to suggest that taking sildenafil will reduce fertility in either women or men. Sildenafil does not affect any type of contraception, including the contraceptive pill and emergency contraception.
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