Skip to content

Cenforce 200 mg

Sildenafil > sildenafil 200 mg


Please refer to the ASHP Drug Shortages Resource Center for information on shortages of one or more of these preparations. \* available from one or more manufacturer, distributor, and/or repackager by generic (nonproprietary) name © Copyright, 1959-2026, Selected Revisions April 10, 2024. American Society of Health-System Pharmacists®, 4500 East-West Highway, Suite 900, Bethesda, Maryland 20814.

Use Case Patient Group Effect Duration Common Side Effects
Erectile Dysfunction Men aged 40-70 4-6 hours Headache, flushing, nasal congestion
Pulmonary Hypertension Adults with PAH 4-6 hours Dizziness, visual disturbances
Off-label Sexual Enhancement Men over 40 Varies Muscle aches, digestive upset
Sildenafil for High Altitude Sickness Travelers 4-6 hours Low blood pressure, dizziness

The American Society of Health-System Pharmacists, Inc. represents that the database provided hereunder as formulated with a reasonable standard of care, and in conformity with professional standards in the field.

Sildenafil Generic Chewtabs

Please refer to the ASHP Drug Shortages Resource Center for information on shortages of one or more of these preparations. \* available from one or more manufacturer, distributor, and/or repackager by generic (nonproprietary) name © Copyright, 1959-2026, Selected Revisions April 10, 2024. American Society of Health-System Pharmacists®, 4500 East-West Highway, Suite 900, Bethesda, Maryland 20814. The American Society of Health-System Pharmacists, Inc. represents that the database provided hereunder as formulated with a reasonable standard of care, and in conformity with professional standards in the field.

Viagra strengths

The American Society of Health-System Pharmacists, Inc. makes no representations or warranties, express or implied, including, but not limited to, any implied warranty or merchantability and/or fitness for a particular purpose, with respect to such database and specifically disclaims all such warranties and representations. Users are advised that decisions regarding drug therapy are complex medical decisions requiring the independent, informed decision of an appropriate health care professional, and the database if provided for informational purposes only. The entire monograph for a drug should be reviewed for a throrough understanding of the drug's actions, uses and side effects. The American Society of Health-System Pharmacists, Inc. The American Society of Health-System Pharmacists, Inc.

Product Dosage Quantity + Bonus Price
Viagra Generic150mg20 Pills55.02€ 52.40€
Kamagra Soft Tabs100mg84 + 4 Pills233.05€ 221.95€
Viagra Generic25mg30 + 4 Pills47.97€ 45.69€
Viagra Generic100mg360 + 10 Pills330.21€ 314.49€
Kamagra100mg12 Pills55.64€ 52.99€
Kamagra Soft Tabs100mg180 + 8 Pills425.45€ 405.19€
Kamagra Soft Tabs100mg120 + 6 Pills311.78€ 296.93€
Viagra Generic25mg10 Pills25.19€ 23.99€
Viagra Generic100mg10 Pills28.91€ 27.53€
Viagra Generic25mg60 + 4 Pills71.99€ 68.56€
Kamagra Oral Jelly100mg30 + 5 Sachets136.20€ 129.71€
Kamagra Polo100mg12 Pills60.21€ 57.34€
Kamagra100mg32 Pills121.24€ 115.47€

makes no representations or warranties, express or implied, including, but not limited to, any implied warranty or merchantability and/or fitness for a particular purpose, with respect to such database and specifically disclaims all such warranties and representations. Users are advised that decisions regarding drug therapy are complex medical decisions requiring the independent, informed decision of an appropriate health care professional, and the database if provided for informational purposes only.

10. Overdosage

5.1 Cardiovascular

The entire monograph for a drug should be reviewed for a throrough understanding of the drug's actions, uses and side effects.

The American Society of Health-System Pharmacists, Inc.

does not endorse or recommend the use of any drug in the database. The information contained in the database is not a substitute for medical care or treatment by a licensed health care provider. NDC Code(s): 75834-240-00, 75834-240-01, 75834-240-05, 75834-240-30, view more75834-241-00, 75834-241-01, 75834-241-05, 75834-241-30, 75834-272-00, 75834-272-30, 75834-272-90 If you are a healthcare professional or from the pharmaceutical industry please visit this version. HIGHLIGHTS OF PRESCRIBING INFORMATION These highlights do not include all the information needed to use SILDENAFIL TABLETS safely and effectively. See full prescribing information for SILDENAFIL TABLETS.SILDENAFIL TABLETS, for oral useInitial U.S. Approval: 1998RECENT MAJOR CHANGESWarnings and Precautions, Effects on the Eye (5.3) 08/2017INDICATIONS AND USAGESildenafil is a phosphodiesterase-5 (PDE5) inhibitor indicated for the treatment of erectile dysfunction (ED) (1)DOSAGE AND ADMINISTRATIONFor most patients, the recommended dose is 50 mg taken, as needed, approximately 1 hour before sexual activity. However, sildenafil tablets may be taken anywhere from 30 minutes to 4 hours before sexual activity ( 2.1)Based on effectiveness and toleration, may increase to a maximum of 100 mg or decrease to 25 mg ( 2.1)Maximum recommended dosing frequency is once per day ( 2.1)DOSAGE FORMS AND STRENGTHSTablets: 25 mg, 50 mg and 100 mg (3)CONTRAINDICATIONSAdministration of sildenafil tablets to patients using nitric oxide donors, such as organic nitrates or organic nitrites in any form.

Related/similar drugs

Patients with a "crowded" optic disc may sildenafil price ireland also be at an increased risk of NAION. ( 5.3)Patients should stop sildenafil tablets and seek prompt medical attention in the event of sudden decrease or loss of hearing ( 5.4)Caution is advised when sildenafil is co-administered with alpha-blockers or anti-hypertensives. Concomitant use may lead to hypotension ( 5.5)Decreased blood pressure, syncope, and prolonged erection may occur at higher sildenafil exposures. In patients taking strong CYP inhibitors, such as ritonavir, sildenafil exposure is increased. Decrease in sildenafil dosage is recommended ( 2.4, 5.6)ADVERSE REACTIONSMost common adverse reactions (≥ 2%) include headache, flushing, dyspepsia, abnormal vision, nasal congestion, back pain, myalgia, nausea, dizziness and rash ( 6.1)To report SUSPECTED ADVERSE REACTIONS, contact Nivagen Pharmaceuticals, Inc.

Indications and Usage for Sildenafil Tablets

at 1-877-977-0687 or FDA at 1-800-FDA-1088 or INTERACTIONSSildenafil can potentiate the hypotensive effects of nitrates, alpha blockers, and anti-hypertensives ( 4.1, 5.5, 7.1, 7.2, 7.3, 12.2)With concomitant use of alpha blockers, initiate sildenafil at 25 mg dose ( 2.3)CYP3A4 inhibitors (e.g., ritonavir, ketoconazole, itraconazole, erythromycin): Increase sildenafil exposure ( 2.4, 7.4, 12.3) USE IN SPECIFIC POPULATIONSSee 17 for PATIENT COUNSELING INFORMATION and FDA-approved patient labeling.Revised: 6/2023 Warnings and Precautions, Effects on the Eye (5.3) 08/2017 Sildenafil is a phosphodiesterase-5 (PDE5) inhibitor indicated for the treatment of erectile dysfunction (ED) (1) For most patients, the recommended dose is 50 mg taken, as needed, approximately 1 hour before sexual activity. However, sildenafil tablets may be taken anywhere from 30 minutes to 4 hours before sexual activity ( 2.1) Based on effectiveness and toleration, may increase to a maximum of 100 mg or decrease to 25 mg ( 2.1) Maximum recommended dosing frequency is once per day ( 2.1) Tablets: 25 mg, 50 mg and 100 mg (3) Administration of sildenafil tablets to patients using nitric oxide donors, such as organic nitrates or organic nitrites in any form. Sildenafil tablets was shown to potentiate the hypotensive effect of nitrates ( 4.1, 7.1, 12.2) Known hypersensitivity to sildenafil or any component of tablet ( 4.2) Administration with guanylate cyclase (GC) stimulators, such as riociguat ( 4.3) Patients should not use sildenafil if sexual activity is inadvisable due to cardiovascular status ( 5.1) Patients should seek emergency treatment if an erection lasts >4 hours. Use sildenafil with caution in patients predisposed to priapism ( 5.2) Patients should stop sildenafil tablets and seek medical care if a sudden loss of vision occurs in one or both eyes, which could be a sign of non arteritic anterior ischemic optic neuropathy (NAION). Patients should stop sildenafil tablets and seek prompt medical attention in the event of sudden decrease or loss of hearing ( 5.4) Caution is advised when sildenafil is co-administered with alpha-blockers or anti-hypertensives. Sildenafil tablets was shown to potentiate the hypotensive effect of nitrates ( 4.1, 7.1, 12.2)Known hypersensitivity to sildenafil or any component of tablet ( 4.2)Administration with guanylate cyclase (GC) stimulators, such as riociguat ( 4.3)WARNINGS AND PRECAUTIONSPatients should not use sildenafil if sexual activity is inadvisable due to cardiovascular status ( 5.1)Patients should seek emergency treatment if an erection lasts >4 hours. Use sildenafil with caution in patients predisposed to priapism ( 5.2)Patients should stop sildenafil tablets and seek medical care if a sudden loss of vision occurs in one or both eyes, which could be a sign of non arteritic anterior ischemic optic neuropathy (NAION). Sildenafil tablets should be used with caution, and only when the anticipated benefits outweigh the risks, in patients with a history of NAION. Patients with a "crowded" optic disc may sildenafil price ireland also be at an increased risk of NAION. ( 5.3)Patients should stop sildenafil tablets and seek prompt medical attention in the event of sudden decrease or loss of hearing ( 5.4)Caution is advised when sildenafil is co-administered with alpha-blockers or anti-hypertensives. Concomitant use may lead to hypotension ( 5.5)Decreased blood pressure, syncope, and prolonged erection may occur at higher sildenafil exposures. In patients taking strong CYP inhibitors, such as ritonavir, sildenafil exposure is increased. Decrease in sildenafil dosage is recommended ( 2.4, 5.6)ADVERSE REACTIONSMost common adverse reactions (≥ 2%) include headache, flushing, dyspepsia, abnormal vision, nasal congestion, back pain, myalgia, nausea, dizziness and rash ( 6.1)To report SUSPECTED ADVERSE REACTIONS, contact Nivagen Pharmaceuticals, Inc. at 1-877-977-0687 or FDA at 1-800-FDA-1088 or INTERACTIONSSildenafil can potentiate the hypotensive effects of nitrates, alpha blockers, and anti-hypertensives ( 4.1, 5.5, 7.1, 7.2, 7.3, 12.2)With concomitant use of alpha blockers, initiate sildenafil at 25 mg dose ( 2.3)CYP3A4 inhibitors (e.g., ritonavir, ketoconazole, itraconazole, erythromycin): Increase sildenafil exposure ( 2.4, 7.4, 12.3) USE IN SPECIFIC POPULATIONSSee 17 for PATIENT COUNSELING INFORMATION and FDA-approved patient labeling.Revised: 6/2023 Warnings and Precautions, Effects on the Eye (5.3) 08/2017 Sildenafil is a phosphodiesterase-5 (PDE5) inhibitor indicated for the treatment of erectile dysfunction (ED) (1) For most patients, the recommended dose is 50 mg taken, as needed, approximately 1 hour before sexual activity.

2.1 Dosage Information

Concomitant use may lead to hypotension ( 5.5) Decreased blood pressure, syncope, and prolonged erection may occur at higher sildenafil exposures. Decrease in sildenafil dosage is recommended ( 2.4, 5.6) Most common adverse reactions (≥ 2%) include headache, flushing, dyspepsia, abnormal vision, nasal congestion, back pain, myalgia, nausea, dizziness and rash ( 6.1) Sildenafil can potentiate the hypotensive effects of nitrates, alpha blockers, and anti-hypertensives ( 4.1, 5.5, 7.1, 7.2, 7.3, 12.2) With concomitant use of alpha blockers, initiate sildenafil at 25 mg dose ( 2.3) CYP3A4 inhibitors (e.g., ritonavir, ketoconazole, itraconazole, erythromycin): Increase sildenafil exposure ( 2.4, 7.4, 12.3) See 17 for PATIENT COUNSELING INFORMATION and FDA-approved patient labeling. Table of Contents FULL PRESCRIBING INFORMATION: CONTENTS*1 INDICATIONS AND USAGE2 DOSAGE AND ADMINISTRATION2.1 Dosage Information2.2 Use with Food2.3 Dosage Adjustments in Specific Situations2.4 Dosage Adjustments Due to Drug Interactions2.5 Dosage Adjustments in Special Populations3 DOSAGE FORMS AND STRENGTHS4 CONTRAINDICATIONS4.1 Nitrates4.2 Hypersensitivity Reactions4.3 Concomitant Guanylate Cyclase (GC) Stimulators5 WARNINGS AND PRECAUTIONS5.1 Cardiovascular5.2 Prolonged Erection and Priapism5.3 Effects on the Eye5.4 Hearing Loss5.5 Hypotension when Co-administered with Alpha-blockers or Anti-hypertensives5.6 Adverse Reactions with the Concomitant Use of Ritonavir5.7 Combination with other PDE5 Inhibitors or Other Erectile Dysfunction Therapies5.8 Effects on Bleeding5.9 Counseling Patients About Sexually Transmitted Diseases6 ADVERSE REACTIONS6.1 Clinical Trials Experience6.2 Postmarketing Experience7 DRUG INTERACTIONS7.1 Nitrates7.2 Alpha-blockers7.3 Amlodipine7.4 Ritonavir and other CYP3A4 inhibitors7.5 Alcohol8 USE IN SPECIFIC POPULATIONS8.1 Pregnancy8.2 Lactation8.4 Pediatric Use8.5 Geriatric Use8.6 Renal Impairment8.7 Hepatic Impairment10 OVERDOSAGE11 DESCRIPTION12 CLINICAL PHARMACOLOGY12.1 Mechanism of Action12.2 Pharmacodynamics12.3 Pharmacokinetics13 NONCLINICAL TOXICOLOGY13.1 Carcinogenesis, Mutagenesis, Impairment of Fertility14 CLINICAL STUDIES16 HOW SUPPLIED/STORAGE AND HANDLING17 PATIENT COUNSELING INFORMATION*Sections or subsections omitted from the full prescribing information are not listed. Sections or subsections omitted from the full prescribing information are not listed. 2 DOSAGE AND ADMINISTRATION 2.1 Dosage InformationFor most patients, the recommended dose is 50 mg taken, as needed, approximately 1 hour before sexual activity.

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

However, sildenafil tablets may be taken anywhere from 30 minutes to 4 hours before sexual activity. The maximum recommended dosing frequency is once per day.Based on effectiveness and toleration, the dose may be increased to a maximum recommended dose of 100 mg or decreased to 25 mg.2.3 Dosage Adjustments in Specific SituationsSildenafil tablets was shown to potentiate the hypotensive effects of nitrates and its administration in patients who use nitric oxide donors such as organic nitrates or organic nitrites in any form is therefore contraindicated [ see Contraindications (4.1), Drug Interactions (7.1), and Clinical Pharmacology (12.2)].When sildenafil tablets are co-administered with an alpha-blocker, patients should be stable on alpha-blocker therapy prior to initiating sildenafil tablets treatment and sildenafil tablets should be initiated at 25 mg [ see Warnings and Precautions (5.5), Drug Interactions (7.2), and Clinical Pharmacology (12.2)].2.4 Dosage Adjustments Due to Drug InteractionsRitonavirThe recommended dose for ritonavir-treated patients is 25 mg prior to sexual activity and the recommended maximum dose is 25 mg within a 48 hour period because concomitant administration increased the blood levels of sildenafil by 11-fold [ see Warnings and Precautions (5.6), Drug Interactions (7.4), and Clinical Pharmacology (12.3)].CYP3A4 InhibitorsConsider a starting dose of 25 mg in patients treated with strong CYP3A4 inhibitors (e.g., ketoconazole, itraconazole, or saquinavir) or erythromycin. However, sildenafil tablets may be taken anywhere from 30 minutes to 4 hours before sexual activity ( 2.1) Based on effectiveness and toleration, may increase to a maximum of 100 mg or decrease to 25 mg ( 2.1) Maximum recommended dosing frequency is once per day ( 2.1) Tablets: 25 mg, 50 mg and 100 mg (3) Administration of sildenafil tablets to patients using nitric oxide donors, such as organic nitrates or organic nitrites in any form. Sildenafil tablets was shown to potentiate the hypotensive effect of nitrates ( 4.1, 7.1, 12.2) Known hypersensitivity to sildenafil or any component of tablet ( 4.2) Administration with guanylate cyclase (GC) stimulators, such as riociguat ( 4.3) Patients should not use sildenafil if sexual activity is inadvisable due to cardiovascular status ( 5.1) Patients should seek emergency treatment if an erection lasts >4 hours. Use sildenafil with caution in patients predisposed to priapism ( 5.2) Patients should stop sildenafil tablets and seek medical care if a sudden loss of vision occurs in one or both eyes, which could be a sign of non arteritic anterior ischemic optic neuropathy (NAION).

Patients should stop sildenafil tablets and seek prompt medical attention in the event of sudden decrease or loss of hearing ( 5.4) Caution is advised when sildenafil is co-administered with alpha-blockers or anti-hypertensives.

Shipping Information

does not endorse or recommend the use of any drug in the database. The information contained in the database is not a substitute for medical care or treatment by a licensed health care provider. NDC Code(s): 75834-240-00, 75834-240-01, 75834-240-05, 75834-240-30, view more75834-241-00, 75834-241-01, 75834-241-05, 75834-241-30, 75834-272-00, 75834-272-30, 75834-272-90 If you are a healthcare professional or from the pharmaceutical industry please visit this version. HIGHLIGHTS OF PRESCRIBING INFORMATION These highlights do not include all the information needed to use SILDENAFIL TABLETS safely and effectively. See full prescribing information for SILDENAFIL TABLETS.SILDENAFIL TABLETS, for oral useInitial U.S.

When is the best time to take Viagra?

Approval: 1998RECENT MAJOR CHANGESWarnings and Precautions, Effects on the Eye (5.3) 08/2017INDICATIONS AND USAGESildenafil is a phosphodiesterase-5 (PDE5) inhibitor indicated for the treatment of erectile dysfunction (ED) (1)DOSAGE AND ADMINISTRATIONFor most patients, the recommended dose is 50 mg taken, as needed, approximately 1 hour before sexual activity. However, sildenafil tablets may be taken anywhere from 30 minutes to 4 hours before sexual activity ( 2.1)Based on effectiveness and toleration, may increase to a maximum of 100 mg or decrease to 25 mg ( 2.1)Maximum recommended dosing frequency is once per day ( 2.1)DOSAGE FORMS AND STRENGTHSTablets: 25 mg, 50 mg and 100 mg (3)CONTRAINDICATIONSAdministration of sildenafil tablets to patients using nitric oxide donors, such as organic nitrates or organic nitrites in any form. Sildenafil tablets was shown to potentiate the hypotensive effect of nitrates ( 4.1, 7.1, 12.2)Known hypersensitivity to sildenafil or any component of tablet ( 4.2)Administration with guanylate cyclase (GC) stimulators, such as riociguat ( 4.3)WARNINGS AND PRECAUTIONSPatients should not use sildenafil if sexual activity is inadvisable due to cardiovascular status ( 5.1)Patients should seek emergency treatment if an erection lasts >4 hours. Use sildenafil with caution in patients predisposed to priapism ( 5.2)Patients should stop sildenafil tablets and seek medical care if a sudden loss of vision occurs in one or both eyes, which could be a sign of non arteritic anterior ischemic optic neuropathy (NAION). Sildenafil tablets should be used with caution, and only when the anticipated benefits outweigh the risks, in patients with a history of NAION. Concomitant use may lead to hypotension ( 5.5) Decreased blood pressure, syncope, and prolonged erection may occur at higher sildenafil exposures. Decrease in sildenafil dosage is recommended ( 2.4, 5.6) Most common adverse reactions (≥ 2%) include headache, flushing, dyspepsia, abnormal vision, nasal congestion, back pain, myalgia, nausea, dizziness and rash ( 6.1) Sildenafil can potentiate the hypotensive effects of nitrates, alpha blockers, and anti-hypertensives ( 4.1, 5.5, 7.1, 7.2, 7.3, 12.2) With concomitant use of alpha blockers, initiate sildenafil at 25 mg dose ( 2.3) CYP3A4 inhibitors (e.g., ritonavir, ketoconazole, itraconazole, erythromycin): Increase sildenafil exposure ( 2.4, 7.4, 12.3) See 17 for PATIENT COUNSELING INFORMATION and FDA-approved patient labeling. Table of Contents FULL PRESCRIBING INFORMATION: CONTENTS*1 INDICATIONS AND USAGE2 DOSAGE AND ADMINISTRATION2.1 Dosage Information2.2 Use with Food2.3 Dosage Adjustments in Specific Situations2.4 Dosage Adjustments Due to Drug Interactions2.5 Dosage Adjustments in Special Populations3 DOSAGE FORMS AND STRENGTHS4 CONTRAINDICATIONS4.1 Nitrates4.2 Hypersensitivity Reactions4.3 Concomitant Guanylate Cyclase (GC) Stimulators5 WARNINGS AND PRECAUTIONS5.1 Cardiovascular5.2 Prolonged Erection and Priapism5.3 Effects on the Eye5.4 Hearing Loss5.5 Hypotension when Co-administered with Alpha-blockers or Anti-hypertensives5.6 Adverse Reactions with the Concomitant Use of Ritonavir5.7 Combination with other PDE5 Inhibitors or Other Erectile Dysfunction Therapies5.8 Effects on Bleeding5.9 Counseling Patients About Sexually Transmitted Diseases6 ADVERSE REACTIONS6.1 Clinical Trials Experience6.2 Postmarketing Experience7 DRUG INTERACTIONS7.1 Nitrates7.2 Alpha-blockers7.3 Amlodipine7.4 Ritonavir and other CYP3A4 inhibitors7.5 Alcohol8 USE IN SPECIFIC POPULATIONS8.1 Pregnancy8.2 Lactation8.4 Pediatric Use8.5 Geriatric Use8.6 Renal Impairment8.7 Hepatic Impairment10 OVERDOSAGE11 DESCRIPTION12 CLINICAL PHARMACOLOGY12.1 Mechanism of Action12.2 Pharmacodynamics12.3 Pharmacokinetics13 NONCLINICAL TOXICOLOGY13.1 Carcinogenesis, Mutagenesis, Impairment of Fertility14 CLINICAL STUDIES16 HOW SUPPLIED/STORAGE AND HANDLING17 PATIENT COUNSELING INFORMATION*Sections or subsections omitted from the full prescribing information are not listed. Sections or subsections omitted from the full prescribing information are not listed. 2 DOSAGE AND ADMINISTRATION 2.1 Dosage InformationFor most patients, the recommended dose is 50 mg taken, as needed, approximately 1 hour before sexual activity. However, sildenafil tablets may be taken anywhere from 30 minutes to 4 hours before sexual activity. The maximum recommended dosing frequency is once per day.Based on effectiveness and toleration, the dose may be increased to a maximum recommended dose of 100 mg or decreased to 25 mg.2.3 Dosage Adjustments in Specific SituationsSildenafil tablets was shown to potentiate the hypotensive effects of nitrates and its administration in patients who use nitric oxide donors such as organic nitrates or organic nitrites in any form is therefore contraindicated [ see Contraindications (4.1), Drug Interactions (7.1), and Clinical Pharmacology (12.2)].When sildenafil tablets are co-administered with an alpha-blocker, patients should be stable on alpha-blocker therapy prior to initiating sildenafil tablets treatment and sildenafil tablets should be initiated at 25 mg [ see Warnings and Precautions (5.5), Drug Interactions (7.2), and Clinical Pharmacology (12.2)].2.4 Dosage Adjustments Due to Drug InteractionsRitonavirThe recommended dose for ritonavir-treated patients is 25 mg prior to sexual activity and the recommended maximum dose is 25 mg within a 48 hour period because concomitant administration increased the blood levels of sildenafil by 11-fold [ see Warnings and Precautions (5.6), Drug Interactions (7.4), and Clinical Pharmacology (12.3)].CYP3A4 InhibitorsConsider a starting dose of 25 mg in patients treated with strong CYP3A4 inhibitors (e.g., ketoconazole, itraconazole, or saquinavir) or erythromycin.