Warnings/Precautions
Do not payoff Viagra, if you are likewise victimization a nitrate dose for dresser nuisance or bosom problems, including nitrospan (Nitrostat, Nitrolingual, Nitro-Dur, Nitro-Bid, Minitran, Deponit, Transderm-Nitro), isordil dinitrate (Dilatrate-SR, Isordil, Sorbitrate), and isordil mononitrate (Imdur, ISMO, Monoket), or amateur drugs such as amyl nitrate or nitrite ("poppers").
Before winning Viagra, secernate your md around all early medications you use for cavernous disfunction, or if you are victimisation any of the undermentioned medications:
* bosentan (Tracleer);
* a ancestry dilutant such as coumadin (Coumadin);
* tagamet (Tagamet, Tagamet HB);
* an antibiotic such as pediamycin (E-Mycin, Eryc, Ery-Tab) or clarithromycin (Biaxin);
* cardura (Cardura), minipress (Minipress), Terazosin (Hytrin);
* HIV medicines such as amprenavir (Agenerase), tipranavir (Aptivus), darunavir (Prezista), efavirenz (Sustiva), viramune (Viramune), crixivan (Crixivan), invirase (Invirase, Fortovase), lopinavir/ritonavir (Kaletra), fosamprenavir (Lexiva), norvir (Norvir), atazanavir (Reyataz), or viracept (Viracept);
* an fungicidal medicament such as sporanox (Sporanox) or ketoconazole (Nizoral);
* carbamazepine (Tegretol), phenobarbitone (Luminal), or diphenylhydantoin (Dilantin); or
* rifadin (Rifadin, Rimactane) or rifabutin (Mycobutin).
Tell your md astir all the prescriptions and otc medications you use. This includes vitamins, minerals, herbal products, and drugs appointed by former doctors. Do not startle victimization a new medicament without tattle your bushel.
If you suffer pump problems life-threatening decent to micturate intimate action a serious, you should obviate exploitation Viagra. Use it conservatively, if you've had a mettle approach, virgule, or serious spirit irregularities inside the by 6 months. Be evenly conservative, if you bear grievous eminent or low descent force, bosom loser or unsound angina.
In cause of cardiac symptoms development (for exemplar, vertigo, sickness, and bureau painfulness) during intimate activeness, do not retain. Tell your fix almost the job as presently as potential.
If you bear a precondition that power answer in durable erections, such as sickle cellphone anaemia, multiple myeloma (a disease of the off-white gist), or leucaemia, use Viagra with carefulness. Also use carefully if you deliver a venereal trouble or disfiguration such as Peyronie's disease. If an erecting lasts more than 4 hours, assay discussion directly. Permanent harm and powerlessness could resultant.
If you get a hemorrhage disorderliness, a abdomen ulceration, or the transmitted eye shape known as retinitis pigmentosa, use Viagra with precaution. Its refuge nether these fortune has not been studied yet.
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