2. International Nonproprietary Name (INN): Sildenafil
3. Dosage: 50 mg (there are also 25 mg, 100 mg, 150 mg, 200 mg). A pack of 100 tablets is usually a large package designed for a long course.
4. Dosage form: Film—coated tablets (often blue in color, with an engraving).
5. Pharmacotherapeutic group: PDE5 inhibitor. A remedy for the treatment of erectile dysfunction.
6. Mechanism of action:
Sildenafil enhances the body's natural response to sexual stimulation. It relaxes the smooth muscles of the vessels of the penis, increases blood flow and promotes the onset of an erection. Important: the drug does not cause spontaneous erection without sexual arousal.
7. Indications for use:
Treatment of erectile dysfunction in men.
8. Contraindications:
Allergy to sildenafil or any component of the pill.
Taking nitrates in any form (tablets, sprays, patches, ointments) or nitrites ("poppers"). It's vitally dangerous! The combination can cause a sharp drop in blood pressure.
Severe cardiovascular diseases (unstable angina pectoris, recent myocardial infarction or stroke, severe heart failure).
Severe hepatic or severe renal insufficiency.
Arterial hypotension (low blood pressure).
Under the age of 18.
9. Method of administration and dosage:
Take orally with water.
The recommended starting dose is 50 mg. The doctor can adjust the dose to 25 mg (in case of hypersensitivity) or to 100 mg (if 50 mg is not enough).
Take it once a day.
Reception time: approximately 30-60 minutes before the planned sexual activity. The drug can act for up to 4-6 hours (individually).
Do not exceed the maximum daily dose (100 mg).
A dosage of 50 mg is often optimal for regular use.
10. Special instructions and precautions:
A doctor's consultation is required: It is mandatory before starting the appointment to identify the causes of erectile dysfunction and assess heart health.
Side effects (not found in everyone): headache, flushing of blood to the face, dizziness, dyspepsia (upset stomach), nasal congestion, visual impairment (change in color perception, bluish tinge), back pain, muscle pain. They are usually mild and temporary.
In case of rare but serious side effects (erection lasts more than 4 hours — priapism; sudden decrease or loss of vision or hearing; chest pain, shortness of breath) — immediately stop taking it and seek medical help.
Interactions with other medications:
Alpha-blockers (for blood pressure or prostate adenoma) — blood pressure can drop sharply. Dose adjustment is required under medical supervision.
CYP3A4 inhibitors (for example, ritonavir, ketoconazole, itraconazole, erythromycin) — increase the level of sildenafil in the blood. It is necessary to reduce the dose of sildenafil (often up to 25 mg).
Antihypertensive drugs — the hypotensive effect may increase.
The effect of food: heavy, fatty foods can slow down the onset of action of the drug.
11. Storage:
Store in the original packaging at a temperature not exceeding 30 °C, out of the reach of children.
The expiration date is indicated on the package.
important! The key points for packing 100 tablets:
1. This is a long-term supply. Do not take the pills more than once a day. The package will last for more than 3 months.
2. Regularity. The doctor can prescribe both a regular daily / every other day intake (more often in a lower dose) and an "on-demand" intake. Strictly follow his instructions.
3. Do not share the pills. The drug is intended only for a specific person to whom it was prescribed by a doctor.