Sildenafil - Systemic
Brand Names
Viagra
Sildenafil *** Before Using *** How to Use *** Fore Safe Use *** Side Effects
Before Using
In deciding to using a medication,
the chance of taking the drug must be weighed against the good it will
do. This is a decision you will make. For sildenafil, the
following must be considered
Allergic reaction
Tell your family doctor if you have any unusual or
allergy to sildenafil. Also tell your health care professional if
you are allergic to any other substances, such as foods, preservatives, or
dyes.
Pregnancy care
Sildenafil is not indicated for use in women. Sildenafil
has not been studied in pregnant women. However, sildenafil has not been shown
to cause birth defects or other problems in animal studies.
Breast-feeding problem
It is not known whether sildenafil passes into
breast milk. Sildenafil is not indicated for use in women.
Elderly care
Elderly people are especially sensitive to the effects
of sildenafil, which may increase their risk of having side effects. Patients
65 years of age and older are started on a low dose, 25 mg, of sildenafil.
The dose may be increased by a family doctor as needed and tolerated.
Drug interactions
Although certain medication must not be using
together at all, in other cases two various medication may be using together
even if an interaction might occur. In these cases, your family doctor may want to
change the dose, or other precautions may be necessary. When you are taking
sildenafil, it is especially important that your health care professional
know if you are taking any of the following:
-
Cimetidine - Tagamet
-
Erythromycin - E.E.S. or Ery-Tab
-
Itraconazole - Sporanox
-
Ketaconazole - Nizoral
-
Mibefradil - Posicor
-
Ritonavir - Norvir
-
Saquinavir - Fortovase or Invirase These medication may
increase the unwanted effects of sildenafil, unless lower starting doses of
sildenafil are using
-
Nitrates, such as nitroglycerin - Nitrostat or Transderm-Nitro Sildenafil
increases the lowering of blood pressure by nitrates too much and their use
together is not recommended
Other Information for using
The presence of other medical
problems may effect the use of sildenafil. Make sure you tell your family doctor
if you have any other medical problems, especially:
-
Arrhythmias - irregular heartbeat
-
Coronary artery disease
-
Heart attack, history of - within the last 6 months
-
High blood pressure
-
Low blood pressure
-
Stroke, history of - within the last 6 months Chance of problems
occurring may be increased
-
Abnormal penis, including curved penis and birth defects of the penis Chance
of problems occurring may be increased
-
Bleeding problems
-
Retinitis pigmentosa Chance of problems occurring may be increased.
It is not known if the drug is safe for use in these diseaseds
-
Conditions causing thickened blood or slower blood flow, including
leukemia; multiple myeloma - tumors of the bone marrow; or polycythemia, sickle
cell disease and thrombocythemia - blood problems
-
Priapism - history of Although sildenafil does not cause priapism
- erection lasting longer than 6 hours, diseaseds with these conditions have
an increased risk of priapism and it could occur while using sildenafil
-
Heart or blood disease Sexual activity increases the heart
rate and blood flow and can increase the risk of problems occurring for
some diseaseds who use any type of drug, including sildenafil, that increases
sexual ability
-
Kidney problems - severe
-
Liver problems - severe Chance of problems occurring may be
increased. Lower starting doses may be using and doses increased as needed
and as tolerated
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