Warnings/Precautions
Do not yield Viagra, if you are too victimisation a nitrate dose for pectus hurting or nerve 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 pickings Viagra, distinguish your bushel almost all over-the-counter medications you use for cavernous disfunction, or if you are victimization any of the undermentioned medications:
* bosentan (Tracleer);
* a origin diluent such as coumadin (Coumadin);
* tagamet (Tagamet, Tagamet HB);
* an antibiotic such as ethril (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 antimycotic medicine such as sporanox (Sporanox) or ketoconazole (Nizoral);
* carbamazepine (Tegretol), phenobarbitone (Luminal), or diphenylhydantoin (Dilantin); or
* rifadin (Rifadin, Rimactane) or rifabutin (Mycobutin).
Tell your doc some all the prescriptions and otc medications you use. This includes vitamins, minerals, herbal products, and drugs appointed by early doctors. Do not commencement exploitation a new medicine without recounting your medico.
If you get pump problems grave sufficiency to pee intimate activeness a grievous, you should debar exploitation Viagra. Use it conservatively, if you've had a spirit onset, virgule, or serious spirit irregularities inside the retiring 6 months. Be evenly timid, if you let terrible highschool or low ancestry imperativeness, ticker loser or precarious angina.
In lawsuit of cardiac symptoms development (for exercise, vertigo, sickness, and dresser hurting) during intimate action, do not keep. Tell your medico astir the trouble as presently as potential.
If you bear a circumstance that power resolution in long-lived erections, such as sickle cellphone anaemia, multiple myeloma (a disease of the ivory essence), or leukaemia, use Viagra with carefulness. Also use conservatively if you birth a venereal job or malformation such as Peyronie's disease. If an erecting lasts more than 4 hours, try discussion directly. Permanent wrong and impotency could termination.
If you sustain a hemorrhage disorderliness, a tummy ulceration, or the hereditary eye stipulation known as retinitis pigmentosa, use Viagra with circumspection. Its guard below these fate has not been studied yet.
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