- Author Rachel Wainwright [email protected].
 - Public 2023-12-15 07:39.
 - Last modified 2025-11-02 20:14.
 
Viasan-LF
Instructions for use:
- 1. Release form and composition
 - 2. Indications for use
 - 3. Contraindications
 - 4. Method of application and dosage
 - 5. Side effects
 - 6. Special instructions
 - 7. Drug interactions
 - 8. Analogs
 - 9. Terms and conditions of storage
 - 10. Terms of dispensing from pharmacies
 
  Viasan-LF is a drug used in the treatment of erectile dysfunction.
Release form and composition
The dosage form of Viasana-LF release is film-coated tablets: blue, round, biconvex; the core at the break is almost white or white (in blister strip packs of 2, 4 or 10 pcs., in a cardboard box 1 package).
Composition of 1 tablet:
- active substance: sildenafil (in the form of citrate) - 50 or 100 mg;
 - auxiliary components: microcrystalline cellulose, potato starch, magnesium stearate, lactose (milk sugar);
 - shell: Opadry II (polyvinyl alcohol - 40%; macrogol - 20.2%; talc - 14.8%; titanium dioxide - 23.85%; aluminum varnish based on sunset yellow dye - 0.02%; aluminum varnish on dye based shiny blue - 0.38%; aluminum varnish based on indigo carmine dye - 0.75%).
 
Indications for use
Viasan-LF is prescribed for the treatment of erectile dysfunction of various etiologies (organic, psychogenic, mixed).
Contraindications
Absolute:
- arterial hypertension / hypotension in severe forms;
 - anamnestic data about the transferred heart attack and stroke in the previous 6 months;
 - life-threatening arrhythmias;
 - unstable angina;
 - heart failure;
 - hereditary retinitis pigmentosa;
 - functional disorders of the liver / kidneys in severe course;
 - galactose intolerance, glucose-galactose malabsorption or lactase deficiency;
 - combined use with donors of nitric oxide or nitrates in any form;
 - age up to 18 years;
 - individual intolerance to the components of the drug.
 
Relative (diseases / conditions in which the use of Viasana-LF requires caution):
- multiple myeloma;
 - sickle cell anemia;
 - anatomical deformities of the penis;
 - heart disease;
 - increased tendency to bleeding;
 - leukemia;
 - peptic ulcer of the stomach and duodenum in the acute stage;
 - arterial hypertension / hypotension (with arterial pressure 170/110 and 90/50 mm Hg);
 - arterial hypertension against the background of multicomponent antihypertensive pharmacotherapy.
 
Method of administration and dosage
Before using the drug, you must consult a doctor in order to diagnose erectile dysfunction.
Viasan-LF is taken orally once a day, about 60 minutes before intercourse.
The average therapeutic dose is 50 mg, the maximum is 100 mg.
Side effects
Most often, during the use of Viasana-LF, the development of the following disorders is observed: headache, flushing of the face; less often - hearing loss up to its complete loss, indigestion, nasal congestion, dizziness, temporary disturbance of color and light perception, clarity of vision. The following side effects may also occur: eye redness / pain, vomiting, hypersensitivity reactions, low blood pressure, epistaxis, fainting, priapism and / or prolonged erections.
Adverse reactions that appear during therapy are usually short-lived and mild / moderate.
special instructions
Combined use with other drugs for the treatment of erectile dysfunction is not recommended.
Drug interactions
With the combined use of Viasana-LF with certain drugs / substances, the following effects may develop:
- nitrates (nitroglycerin and other drugs of this group), molsidomin, other nitric oxide donors: the combination is contraindicated;
 - nitrates: increased hypotensive effect (possibly fatal);
 - slow calcium channel blockers, beta-blockers and oral hypoglycemic drugs: the combination is not recommended (it is potentially life-threatening);
 - ketoconazole, cimetidine, erythromycin: decreased clearance and increased plasma concentration of sildenafil in the blood;
 - sodium nitroprusside: increased antiplatelet effect;
 - rifampicin: a decrease in the plasma concentration of sildenafil in the blood;
 - saquinavir, itraconazole, ritonavir: an increase in the plasma concentration of sildenafil in the blood.
 
Analogs
The analogues of Viasana-LF are: Sildenafil, Olmax Strong, Dynamo, Revazio, Maxigra, Vizarsin, Viagra, Silden, Silafil, Tornetis, Sildenafil, Viatail, Erexesil, Vildegra, Ridgamp and others.
Terms and conditions of storage
Store in a place protected from light and moisture at temperatures up to 25 ° C. Keep out of the reach of children.
Shelf life is 2 years.
Terms of dispensing from pharmacies
Dispensed by prescription.
Information about the drug is generalized, provided for informational purposes only and does not replace the official instructions. Self-medication is hazardous to health!