erythromycin baseerythromycin base will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Consider a starting dose of 25 mg in patients treated with erythromycin.
- Safe use of sildenafil requires assessment of heart conditions.
- It may cause temporary visual disturbances like blurred vision.
- Do not drive or operate machinery until effects are known.
- Use with caution if you have high or low blood pressure.
- Discuss any other medications with your healthcare provider.
erythromycin base will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.
See also:
butalbital will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. carbamazepinecarbamazepine will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels carbamazepine will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels carvedilolcarvedilol increases effects of sildenafil by additive vasodilation. carvedilol increases effects of sildenafil by additive vasodilation.
Drug Interactions
cenobamatecenobamate will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Increase dose of CYP3A4 substrate, as needed, when coadministered with cenobamate. cenobamate will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. cimetidinecimetidine will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. cimetidine will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. erythromycin ethylsuccinate will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. erythromycin lactobionateerythromycin lactobionate will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. erythromycin lactobionate will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. erythromycin stearateerythromycin stearate will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.
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erythromycin stearate will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.
| Condition | Details |
|---|---|
| Temperature | Store below 25°C (77°F) |
| Humidity | Keep in a dry place, away from moisture |
| Light Exposure | Store in a dark place, protect from light |
| Child Safety | Keep out of reach of children |
esmololesmolol increases effects of sildenafil by additive vasodilation. esmolol increases effects of sildenafil by additive vasodilation.
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Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels efavirenz will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels elagolixelagolix decreases levels of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Consider increasing CYP3A substrate dose if needed. elagolix sildenafil 100mg hexal decreases levels of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Encorafenib both inhibits and induces CYP3A4 at clinically relevant plasma concentrations.
What Do Patients Say About Sildenafil 20 mg Tablet?
Coadministration of encorafenib with sensitive CYP3A4 substrates may result in increased toxicity or decreased efficacy of these agents. enzalutamideenzalutamide will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels enzalutamide will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels epoprostenolepoprostenol increases effects of sildenafil by additive vasodilation. epoprostenol increases effects of sildenafil by additive vasodilation. etravirineetravirine will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels etravirine will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels fedratinibfedratinib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Adjust dose of drugs that are CYP3A4 substrates as necessary. fedratinib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.
Mechanism of action
cyclosporinecyclosporine will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. cyclosporine will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. danazoldanazol will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. danazol will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. darunavirdarunavir will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.
Does sildenafil interact with other medicines (drug interactions)?
Coadministration with PDE-5 inhibitors may result in an increase in PDE-5 inhibitor-associated adverse reactions (eg, hypotension, syncope, visual disturbances and priapism). darunavir will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. deferasiroxdeferasirox will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. deferasirox will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. dexamethasonedexamethasone will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. fluconazolefluconazole will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. fluconazole will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. fosamprenavirfosamprenavir will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. fosamprenavir will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.
Does Either Medication Reverse ED?
dexamethasone will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. diltiazemdiltiazem will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. diltiazem will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. dronedaronedronedarone will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. dronedarone will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.
Altitude sickness
duvelisibduvelisib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Coadministration with duvelisib increases AUC of a sensitive CYP3A4 substrate which may increase the risk of toxicities of these drugs. Consider reducing the dose of the sensitive CYP3A4 substrate and monitor for signs of toxicities of the coadministered sensitive CYP3A substrate. duvelisib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. efavirenzefavirenz will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. fosaprepitantfosaprepitant will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. fosaprepitant will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. fosphenytoinfosphenytoin will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels fosphenytoin will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels gepotidacingepotidacin increases levels of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.
What Are Side Effects Associated with Using Sildenafil?
artemether/lumefantrine will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. atenololatenolol increases effects of sildenafil by additive vasodilation. atenolol increases effects of sildenafil by additive vasodilation. betaxololbetaxolol increases effects of sildenafil by additive vasodilation. betaxolol increases effects of sildenafil by additive vasodilation.
Mechanism of Action
bisoprololbisoprolol increases effects of sildenafil by additive vasodilation. bisoprolol increases effects of sildenafil by additive vasodilation. bosentanbosentan will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels bosentan will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels butalbitalbutalbital will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. If possible, avoid with sensitive substrates that are are extensively metabolized by CYP3A4 and have a narrow therapeutic index.
- Sildenafil 20 mg is one of several available dosages.
- Be aware of potential side effects like dizziness and nausea.
- Inform your doctor about any heart history before use.
- Do not take sildenafil if you have recently had a stroke.
- Follow instructions precisely to ensure safe and effective use.
If unable to avoid, monitor or modify substrate dose according to its prescribing information.
| Use Case | Description | Typical Dosage | Notes |
|---|---|---|---|
| Treatment of Erectile Dysfunction | Improves blood flow to the penis | 20 mg as needed | Taken 30-60 minutes before sexual activity |
| Pulmonary Hypertension | To reduce blood pressure in lungs | 20 mg thrice daily | Prescribed by doctor |
| Off-label Uses | Potential treatment for other conditions | Varies | Under medical supervision |
gepotidacin increases levels of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. grapefruitgrapefruit will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. grapefruit will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.