WARNINGS AND PRECAUTIONS

lorlatinib will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. mavacamtensildenafil increases levels of mavacamten by affecting hepatic enzyme CYP2C19 metabolism. Modify mavacamten dose if coadministered with weak or moderate CYP2C19 inhibitors. sildenafil increases levels of mavacamten by affecting hepatic enzyme CYP2C19 metabolism. mavorixaformavorixafor will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.

7.5 Alcohol

labetalollabetalol increases effects of sildenafil by additive vasodilation. labetalol increases effects of sildenafil by additive vasodilation. lapatiniblapatinib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. lapatinib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. lesinurad (DSC)lesinurad (DSC) decreases levels of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Monitor for adverse effects of sensitive CYP3A4 substrates if coadministered with mavorixafor (a weak CYP3A4 inhibitor).

mavorixafor will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. metoprololmetoprolol increases effects of sildenafil by additive vasodilation. metoprolol increases effects of sildenafil by additive vasodilation.

miconazole vaginal will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. mitapivatmitapivat decreases levels of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Monitor patients for loss of therapeutic effect of sensitive CYP3A substrates with narrow therapeutic index when coadministered with mitapivat. mitapivat decreases levels of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. nebivololnebivolol increases effects of sildenafil by additive vasodilation. nebivolol increases effects of sildenafil by additive vasodilation. nefazodonenefazodone will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. nefazodone will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. nevirapinenevirapine will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.

• Use of sildenafil under medical supervision helps prevent adverse effects.
• Seek immediate medical help if you experience chest pain while using.
• The drug is not a cure but helps manage erectile dysfunction symptoms.
• Notify your doctor if you experience any allergic reactions.

Potent CYP3A4 inducers are expected to cause substantial decreases in sildenafil plasma levels nevirapine 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 nifedipinenifedipine will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. nifedipine will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. nilotinibnilotinib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. nilotinib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. pindololpindolol increases effects of sildenafil by additive vasodilation. pindolol increases effects of sildenafil by additive vasodilation. posaconazoleposaconazole will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. posaconazole will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.

When to See a Doctor

hydrocortisone will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. idelalisibidelalisib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Coadministration of sildenafil with strong CYP3A4 inhibitors is not recommended. If using Viagra, consider decreasing starting dose. idelalisib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.

Pulmonary hypertension

isoniazidisoniazid will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. isoniazid will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. istradefyllineistradefylline will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Istradefylline 40 mg/day increased peak levels and AUC of CYP3A4 substrates in clinical trials. This effect was not observed with istradefylline 20 mg/day.

Sildenafil: what you need to know

Consider dose reduction of sensitive CYP3A4 substrates. istradefylline will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. itraconazoleitraconazole will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. Not recommended during and 2 weeks after itraconazole treatment when sildenafil is used for pulmonary arterial hypertension. itraconazole will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. propranololpropranolol increases effects of sildenafil by additive vasodilation.

Sildenafil Working Time (And How Long Does it Last)

erythromycin base 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.

Your questions answered

erythromycin stearate will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. esmololesmolol increases effects of sildenafil by additive vasodilation. esmolol 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.

Other Interactions

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. 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. propranolol increases effects of sildenafil by additive vasodilation.

Related/similar drugs

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. 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.

Who Should NOT Take Sildenafil

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. If possible, avoid with sensitive substrates that are are extensively metabolized by CYP3A4 and have a narrow therapeutic index. If unable to avoid, monitor or modify sildenafil 20 mg tablets substrate dose according to its prescribing information. gepotidacin increases levels of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.

What should I do if I accidentally use too much sildenafil?

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. griseofulvingriseofulvin will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. griseofulvin will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. hydrocortisonehydrocortisone will decrease the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. ribociclibribociclib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.

8.1 Pregnancy

lesinurad (DSC) decreases levels of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. letermovirletermovir increases levels of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. letermovir increases levels of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. When amlodipine and sildenafil were used in combination, each agent independently exerted its own blood pressure lowering effect. lorlatiniblorlatinib will decrease the level or sildenafil citrate tablets 150 mg effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism. ribociclib will increase the level or effect of sildenafil by affecting hepatic/intestinal enzyme CYP3A4 metabolism.

• The medication's effectiveness depends on individual health conditions.
• Preventative measures like healthy diet can enhance results.
• Avoid grapefruit or grapefruit juice while taking sildenafil.
• Always adhere to your healthcare provider’s recommendations.