Drug NameViagra (Sildenafil)
Drug UsesViagra is used in an order to examine erectile disfunction (for example, masculine weakness). It works, helping a blood stream in penis to attain and support erection during sexual excitation.
How to useViagra must be accepted in 30 minutes to 1 hour before sexual activity. You can accept preparation and in 4 hours prior before sexual activity. Viagra, as assumed, is not necessary to accept more frequent than once a day.
Drug Class and MechanismViagra is a type of phosphodiesterase 5 inhibitors, and it works, helping a blood stream in a penis to attain and support activity during sexual excitation.

Missed DoseViagra must be used as necessary as assumed, do not accept it in obedience to a list.
StorageViagra must be kept in its original container. Preparation must be kept at a room temperature between 59 and by 86 degrees of F (15-30 degrees of C) far from humidity, high temperature and light and from reach of children.
Warnings/PrecautionsViagra, if you also use preparation of nitrate from a stethalgia or cardiac problems, including nitroglycerine (Nitrostat, Nitrolingual, Nitro-dur, Nitro-bid, Minitran, Deponit, Transderm-nitro), isosorbide dinitrate (DILATRATE-SIR, Isordilum, Sorbitrate), and isosorbide mononitrate (Imdur, ISMO, Monoket), or regional drugs, such as amyl nitrate or nitrite (“poppers”).
Before to accept Viagra, say to Your doctor about all other medications which you use for erectile disfunction, or if you use any of the followings medications:
bosentan (Tracleer); blood thinner for example varfarin (Coumadin); Tagametum (Tagamet, HB Tagamet);Antibiotic, such as eritomicin (E-mycin, Eryc, Ery-tab) or clarithromycin (Biaxin); doxazosin (Cardura), prazosin (Minipress), Terazosin (Hytrin); Medications of HIV, such as amprenavir (Agenerase), tipranavir (Aptivus), darunavir (Prezista), efavirenz (Sustiva), nevirapine (Viramune), indinavir (Crixivan), saquinavir (Invirase, Fortovase), lopinavir/ritonavir (Kaletra), fosamprenavir (Lexiva), ritonavir (Norvir), atazanavir (Reyataz), or nelfinavir (Viracept);Antifungal treatment, such as itraconazole (Sporanox) or ketoconazole (Nizoral); carbamazepine (Tegretol), phenobarbital (Lyuminal), or Phenytoinum (Dilantin); or rifampin (Rifadin, Rimactane) or rifabutin (Mycobutin). Say Your doctor about all orders and medications which you use over-the-counter. It includes vitamins, minerals, grass products, and medications, prescribed by other doctors. Not begin to use new treatment, not speaking about it with Your doctor.
If you have cardiac problems, serious enough, to do sexual activity dangerous, you must avoid to use Viagra. Use it careful, if you had a cardiac attack, blow, or dangerous for life cardiac disrepairs during past 6 months. Be identically careful, if you have a serious high piesis or decompressed, stop of heart or inconstant quinsy.
In the case of cardiac development of signs (for example, dizziness, nausea, and stethalgia) during sexual activity, does not proceed. Say Your doctor about a problem as quick as possible.
If you have a condition which would lead in the case of protracted erections, such as sickle cell anemia, frequent mieloma (illness of marrow), or leukemia, using Viagra is needed with warning. Also use carefully, if you have a sexual problem or deformity, such as illness of Peironi. If erection lasts more than 4 hours, immediately search treatment. An irreparable damage and weakness could become a result.
If you have bleeding disorder, gastric ulcer, or inherited eye condition, known as retinitis pigmentosa, use Viagra with warning. Its safety under these circumstances yet was not studied.
Possible Side EffectsIf you test any of the followings serious side effects, break off to accept Viagra and search emergency medical attention or immediately let know the doctor:
Sudden loss of vision; Sounding is in Your ears, or sudden loss of listening; Stethalgia or oppressive feeling, pain, spreading to the hand or shoulder, nausea, perspiration, general hostility; Irregular beating; Being blown up in Your hands, ankles, or feet; Shortbreathing;Changes of vision; Frivolous feeling itself, weakening; or penis erection, which is sickly or lasts 4 hours or longer.Less serious side effects can include:
A warmth or redness is in Your face, neck, or breast; stuffy nose; Head pain; Disorder of stomach; or Pain in your back.It is a not complete list of side effects, can happen et al. Say Your doctor about any unusual or annoying side effect.
More InformationIf you are older then 65 years, you can carry the side effects of Viagra. However, Your doctor can prescribe you more low dose of this treatment.