Orientações topo da viagra

If you’ve already had NAION or have crowded optic disc, you may have a higher risk for NAION and vision changes with this drug.

Your doctor may start you on a lowered dosage of sildenafil. This can help prevent levels of this drug from building up in your body.

For women who are breastfeeding: When used for PAH, sildenafil may pass into breast milk and may cause side effects in a child who is breastfed. Talk with your doctor if you breastfeed your child. You may need to decide whether to stop breastfeeding or stop taking this medication.

Sildenafil can be used as early as 4 hours before sex and as late as 30 minutes before sex. However, it is recommended to use this drug within an hour before sex.

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Talk with your doctor if you’re pregnant or planning to become pregnant. It appears unlikely that this drug will harm a pregnancy. However, this drug should only be used during pregnancy if clearly needed.

Sildenafil oral tablet can interact with other medications, vitamins, or herbs you may be taking. An interaction is when a substance changes the way a drug works. This can be harmful or prevent the drug from working well.

Taking these drugs with sildenafil can cause your blood pressure to drop suddenly to an unsafe level.

For children: This drug isn’t recommended in children younger than 18 years. In one study, children with PAH who took this drug had an increased chance for death.

The kidneys, liver, or heart of older adults may not work as well as they used to. This can cause viagra your body to process drugs more slowly. As a result, a higher amount of a drug stays in your body for a longer time. This raises your risk for side effects.

Because of the “as needed” version of tadalafil, some users may find this option more convenient. Also, tadalafil tends to:

For PAH: Take your dose as soon as you remember. But if you remember just a few hours before your next scheduled dose, take only one dose. Never try to catch up by taking two doses at once. This could result in dangerous side effects.

For people with problems with the shape of their penis: If you have a problem with the shape of your penis, such as Peyronie’s disease, this drug raises your risk for having an erection that lasts more than 4 hours.

There are several things you can do to get harder erections. Talking with your partner, making a few lifestyle adjustments, and forming new habits may…