IMPORTANT NOTE: The following
information is intended to supplement, not substitute
for, the expertise and judgment of your physician,
pharmacist or other healthcare professional. It should
not be construed to indicate that use of the drug
is safe, appropriate, or effective for you. Consult
your healthcare professional before using this drug.
SILDENAFIL - ORAL (sill-DEN-uh-fil)
COMMON BRAND NAME(S): Viagra
USES: This medication is used to treat male
sexual function problems (erection problems).
HOW TO USE: This drug is taken by mouth as
needed between four hours and one-half hour before
sexual activity (about one hour before is most effective).
Take only as directed, usually once daily as needed.
Sildenafil works along with sexual stimulation to
help achieve an erection.
SIDE EFFECTS: Headache, flushing, stomach upset,
nasal stuffiness, diarrhea and dizziness might occur.
If these effects persist or worsen, notify your doctor
promptly. Unlikely but report promptly: painful or
other urination problems, vision problems, skin rash.
Very unlikely but report promptly: chest pain, fainting,
foot or ankle swelling. If you experience a painful
or prolonged erection (lasting longer than 4 hours),
stop using this drug and seek immediate medical attention.
If you notice other effects not listed above, contact
your doctor or pharmacist.
PRECAUTIONS: Before using this drug, tell your
doctor your medical history, including: allergies
(especially drug allergies), penis conditions such
as fibrosis/scarring (e.g., Peyronie's disease), history
of painful/prolonged erection (priapism), sickle cell
anemia, blood system cancers (such as leukemia or
myeloma), eye problems (retina diseases), kidney or
liver disease, bleeding disorders, active stomach
ulcers, heart disease, stroke, very high or low blood
pressure. Limit alcohol intake, as it may aggravate
side effects of this drug. Since this drug may cause
dizziness, caution is advised when performing tasks
requiring alertness (e.g., driving). To avoid dizziness
and lightheadedness when rising from a seated or lying
position, get up slowly. This drug is not to be used
in women or children. The elderly may be more sensitive
to the side effects of this drug; therefore caution
is advised in this group.
DRUG INTERACTIONS: Tell your doctor of all
nonprescription and prescription medication you may
use, especially of: nitrate medications (e.g., nitroglycerin,
isosorbide dinitrate), nitroprusside (any "nitric
oxide donor" medicines), cimetidine, erythromycin,
azole antifungals (e.g., itraconazole, ketoconazole),
mibefradil, rifamycins (e.g., rifampin), high blood
pressure medicines, certain HIV protease inhibitors
(such as saquinavir, ritonavir, amprenavir), delavirdine.
Do not start or stop any medicine without doctor or
pharmacist approval.
OVERDOSE: If overdose is suspected, contact
your local poison control center or emergency room
immediately. Symptoms of overdose may include severe
dizziness, fainting, or prolonged erection.
NOTES: Do not share this medication with others,
since they may have a problem that is not effectively
treated by this drug. Use of this drug does not protect
against sexually transmitted diseases (e.g., HIV,
Hepatitis B, gonorrhea, syphilis)
MISSED DOSE: Not applicable.
STORAGE: Store at room temperature between
59 and 86 degrees F (15-30 degrees C) away from light
and moisture.
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