Zenegra red (ほかの名前 ManForce)

Common use

Manforce tablet is a prescription medicine used to treat erectile dysfunction (impotence) in men. It works by increasing blood flow to the penis. This helps men to get or maintain an erection. It belongs to a group of medicines known as phosphodiesterase type 5 (PDE 5) inhibitors.

Dosage and direction

Manforce tablet may be taken on an empty stomach or with a meal. It should be strictly taken as advised by your doctor. You should take about 1 hour before you plan to have sex. Swallow it as a whole. Do not chew, crush or break it. The amount of time it takes to work varies from person to person, but it normally takes between 30 minutes and 1 hour. This medicine will only help you to get an erection if you are sexually stimulated. It should not be taken more than once a day.

Precautions

Manforce tablet is not intended for use by women and men should avoid using any other medicines to treat impotence without talking to a doctor first. It can be dangerous to take it along with medicines called nitrates (often given for chest pain or angina).
You should not drive if this medicine makes you feel dizzy. Avoid drinking alcohol while taking this medicine as it increases the chances of side effects.

Contraindications

Do not take this medicine if you have severe heart or liver problems, have recently had a stroke or heart attack or if you have low blood pressure. Let your doctor know if you suffer from these or any other health problems before taking it.
Do not take Manforce if you are taking another medicine to treat erectile dysfunction or impotence, like tadalafil, vardenafil and other. Do not take Manforce if you have allergy to sildenafil, tadalafil or vardenafil.

Possible side effect

The most common side effects of this medicine are flushing (sense of warmth), headache, dizziness, blurred vision, muscle pain, stomach upset, and rash. Talk to your doctor if any of the side effects bother you or do not go away. They may be able to help by changing the dosage or prescribing you an alternate medicine.

Drug interaction

Taking Manforce with any of the following medicines can modify the effect of either of them and cause some undesirable side effects: Tolterodine - Concomitant use may affect heart rhythm and may be fatal; Isosorbide Dinitrate - If Sildenafil is essential, ensure a gap of at least 24 hours after discontinuing Isosorbide Dinitrate; Ranolazine - Concomitant use may affect heart rhythm and may be fatal; Aripiprazole - Concomitant use may affect heart rhythm and may be fatal; Isosorbide Dinitrate - If Sildenafil is essential, ensure a gap of at least 24 hours after discontinuing Isosorbide Dinitrate.

Missed dose

If you miss a dose of Manforce tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.

Overdose

Do not exceed the recommended dose. In case of overdose contact your doctor immediately.

Storage

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Keep away from children and pets.