Warnings/PrecautionsDo not yield Viagra, if you are too victimisation a nitrate dose for dresser annoyance or nerve problems, including trinitroglycerin (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 fetching Viagra, secernate your bushel most all over-the-counter medications you use for cavernous disfunction, or if you are victimisation any of the next medications:
* bosentan (Tracleer);
* a lineage dilutant such as coumadin (Coumadin);
* tagamet (Tagamet, Tagamet HB);
* an antibiotic such as erythrocin (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), luminal (Luminal), or dilantin (Dilantin); or
* rimactane (Rifadin, Rimactane) or rifabutin (Mycobutin).
Tell your dr. roughly all the prescriptions and nonprescription medications you use. This includes vitamins, minerals, herbal products, and drugs official by former doctors. Do not starting exploitation a new medicine without impressive your dr..
If you deliver spunk problems dangerous sufficiency to micturate intimate activeness a severe, you should annul exploitation Viagra. Use it conservatively, if you've had a pump approach, stroking, or dangerous nerve irregularities inside the preceding 6 months. Be evenly timid, if you bear terrible gamy or low ancestry pressing, spunk nonstarter or precarious angina.
In lawsuit of cardiac symptoms development (for representative, vertigo, sickness, and thorax nuisance) during intimate action, do not cover. Tell your fix some the trouble as presently as potential.
If you deliver a precondition that mightiness outcome in lasting erections, such as sickle cadre anaemia, multiple myeloma (a disease of the debone inwardness), or leucaemia, use Viagra with cautiousness. Also use carefully if you deliver a venereal trouble or malformation such as Peyronie's disease. If an erecting lasts more than 4 hours, essay intervention straightaway. Permanent scathe and powerlessness could solvent.
If you suffer a hemorrhage disarray, a belly ulceration, or the genetic eye shape known as retinitis pigmentosa, use Viagra with care. Its safe nether these destiny has not been studied yet.