Increases blood flow to the penis to help achieve and maintain an erectionContains same active ingredient as as other well-known Sildenafil Citrate products and is just as effective, but at a fraction of the priceFDA-approved and long-time proven success on the international marketClinically proven to lower blood pressure and heart rate and improve measures of oxygen consumptionImproves quality and success of CHF (Congestive Heart Failure) treatment

Precautions Before using Sildenafil Citrate, inform your doctor of 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 anemiaBlood system cancers (such as leukemia or myeloma)Eye problems (retina diseases)Kidney or liver diseasesBleeding disordersActive stomach ulcersHeart diseasesStrokesVery high or low blood pressureLimit alcohol intake, as it may aggravate side effects of this drug. Since Sildenafil Citrate 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 by women or children. The elderly may be more sensitive to the side effects of this medication, therefore caution is advised for this group.Drug interactions Inform 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 medicinesCertain HIV protease inhibitors (such as saquinavir, ritonavir, amprenavir), delavirdine Do not start or stop any medicine without doctor or pharmacist approval.

When using Sildenafil Citrate, the following side effects may occur: Headache Flushing Upset stomach Nasal stuffiness Diarrhea Dizziness If these effects persist or worsen, notify your doctor immediately. Should the following unlikely side effects occur, report them immediately:Painful or other urination problemsVision problemsSkin rashChest painFaintingSwelling of the ankle or footIf you experience a painful or prolonged erection (lasting longer than 4 hours), stop using Sildenafil Citrate and seek immediate medical attention. If you notice other effects not listed above, contact your doctor or pharmacist.