FULL PRESCRIBING INFORMATION: CONTENTS*
Like most medications, side effects are generally more likely at higher doses than lower doses. For instance, in clinical trials of sildenafil, 16 percent of men reported headaches (the most common side effect) at a dosage of 25mg, compared to 28 percent at 100mg and seven percent who took a placebo.
6.2 Postmarketing Experience
Your healthcare provider may prescribe sildenafil at a dosage of 100mg if you have moderate to severe erectile dysfunction or if you don’t experience any improvements at a lower dosage. Here’s what to keep in mind: Sildenafil might be a more effective ED treatment at higher dosages, but it could also cause more side effects. Sildenafil might be a more effective ED treatment at higher dosages, but it could also cause more side effects. Let your healthcare provider know if you experience any issues while using sildenafil to treat ED, including side effects or drug interactions. If you do experience adverse effects with sildenafil that outweigh the benefits of taking it, you may benefit from trying another PDE5 inhibitor, such as Stendra® (avanafil), tadalafil (Cialis®), or vardenafil (previously sold as Levitra®).
What should I do if I accidentally use too much sildenafil?
We offer sildenafil and several other ED medications online, following an online ED consultation with a licensed healthcare provider who’ll determine if a prescription is appropriate. Interested in finding out more before you get started? Our guide to the most common treatments for erectile dysfunction goes into detail about the most effective options, from sildenafil to other FDA-approved medications. Sildenafil: from angina to erectile dysfunction to pulmonary hypertension and beyond. A systematic sildenafil citrate tablets 50 mg review of sildenafil mortality through the years.
Sildenafil: what you need to know
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK). Hims & Hers has strict sourcing guidelines to ensure our content is accurate and current. We rely on peer-reviewed studies, academic research institutions, and medical associations. We strive to use primary sources and refrain from using tertiary references. Bachelor of Arts, Egyptian and Ancient Western Asian Archaeology - Brown University College, 2011 Bachelor of Arts, Egyptian and Ancient Western Asian Archaeology - Brown University College, 2011 Doctor of Medicine - Brown University Warren Alpert Medical School, 2017 Doctor of Medicine - Brown University Warren Alpert Medical School, 2017 Master of Public Health - Columbia University Mailman School of Public Health, 2018 Master of Public Health - Columbia University Mailman School of Public Health, 2018 Master of Liberal Arts, Journalism - Harvard University Harvard Extension School, 2022 Master of Liberal Arts, Journalism - Harvard University Harvard Extension School, 2022 Master of Science, Healthcare Leadership - Cornell University Weill Cornell Graduate School of Medical Sciences, 2024 Master of Science, Healthcare Leadership - Cornell University Weill Cornell Graduate School of Medical Sciences, 2024 Master of Business Administration - Cornell University Samuel Curtis Johnson Graduate School of Management, 2024 Master of Business Administration - Cornell University Samuel Curtis Johnson Graduate School of Management, 2024 Internship - NYU Grossman School of Medicine Internal Medicine Residency—Community Health Track, 2019 Internship - NYU Grossman School of Medicine Internal Medicine Residency—Community Health Track, 2019 Certified in Public Health - National Board of Public Health Examiners, 2018 Certified in Public Health - National Board of Public Health Examiners, 2018 Medical Writer Certified - American Medical Writers Association, 2020 Medical Writer Certified - American Medical Writers Association, 2020 Editor in the Life Sciences - Board of Editors in the Life Sciences, 2020 Editor in the Life Sciences - Board of Editors in the Life Sciences, 2020 Certified Personal Trainer - National Academy of Sports Medicine, 2022 Certified Personal Trainer - National Academy of Sports Medicine, 2022 Certified Nutrition Coach - National Academy of Sports Medicine, 2023 Certified Nutrition Coach - National Academy of Sports Medicine, 2023 Board Certified Medical Affairs Specialist - Accreditation Council for Medical Affairs, 2023 Board Certified Medical Affairs Specialist - Accreditation Council for Medical Affairs, 2023 Certificate of Advanced Education in Obesity Medicine - Obesity Medicine Association, 2025 Certificate of Advanced Education in Obesity Medicine - Obesity Medicine Association, 2025 Regulatory Affairs Certification - Regulatory Affairs Professionals Society, 2025 Regulatory Affairs Certification - Regulatory Affairs Professionals Society, 2025 Medical Expert Board Member - Eat This, Not That!, 2021– Medical Expert Board Member - Eat This, Not That!, 2021– Title: Individuals' Perceptions of the Efficacy, Quality, and Safety of Care Accessed via a Telemedicine Platform: A Retrospective Analysis of Survey Data Published in: Telemedicine Journal and E-Health Date: 2026 URL: Title: Individuals' Perceptions of the Efficacy, Quality, and Safety of Care Accessed via a Telemedicine Platform: A Retrospective Analysis of Survey Data Published in: Telemedicine Journal and E-Health Published in: Telemedicine Journal and E-Health Title: Biomechanical evaluation of a novel suturing scheme for grafting load-bearing collagen scaffolds for rotator cuff repair Published in: Clinical Biomechanics Date: 2015 URL: Title: Biomechanical evaluation of a novel suturing scheme for grafting load-bearing collagen scaffolds for rotator cuff repair Title: Pelvic incidence and acetabular version in slipped capital femoral epiphysis Published in: Journal of Pediatric Orthopaedics Date: 2015 Title: Pelvic incidence and acetabular version in slipped capital femoral epiphysis Title: Relationship between pelvic incidence and osteoarthritis of the hip Published in: Bone & Joint Research Date: 2016 URL: Title: Relationship between pelvic incidence and osteoarthritis of the hip Title: Effects of PDGF-BB delivery from heparinized collagen sutures on the healing of lacerated chicken flexor tendon in vivo Published in: Acta Biomaterialia Date: 2017 URL: Title: Effects of PDGF-BB delivery from heparinized collagen sutures on the healing of lacerated chicken flexor tendon in vivo Dr. Vision changes (blurred vision or changes in color perception) Vision changes (blurred vision or changes in color perception) Our blog goes over all the possible sildenafil side effects in more detail. Although rare, sildenafil can cause more serious side effects that may need immediate medical attention.
| Product | Dosage | Quantity + Bonus | Price | |
|---|---|---|---|---|
| Viagra Generic | 50mg | 20 Pills | 40.52€ 38.59€ | |
| Kamagra Polo | 100mg | 32 Pills | 125.88€ 119.89€ | |
| Kamagra Soft Tabs | 100mg | 120 + 6 Pills | 311.78€ 296.93€ | |
| Kamagra Soft Tabs | 100mg | 272 + 12 Pills | 593.42€ 565.16€ | |
| Viagra Generic | 150mg | 60 + 4 Pills | 111.25€ 105.95€ | |
| Kamagra | 100mg | 120 + 6 Pills | 330.74€ 314.99€ | |
| Viagra Generic | 100mg | 30 + 4 Pills | 60.91€ 58.01€ | |
| Viagra Generic | 100mg | 180 + 8 Pills | 199.37€ 189.88€ | |
| Viagra Generic | 200mg | 20 Pills | 61.69€ 58.75€ | |
| Kamagra Polo | 100mg | 180 + 8 Pills | 446.52€ 425.26€ | |
| Viagra Generic | 150mg | 180 + 10 Pills | 236.46€ 225.20€ | |
| Viagra Generic | 150mg | 30 + 2 Pills | 72.32€ 68.88€ | |
| Kamagra | 100mg | 180 + 6 Pills | 436.79€ 415.99€ | |
| Viagra Generic | 200mg | 270 + 10 Pills | 379.76€ 361.68€ | |
| Kamagra | 100mg | 20 Pills | 86.09€ 81.99€ |
Eye problems like blurred vision or sudden, severe loss of vision Eye problems like blurred vision or sudden, severe loss of vision Serious cardiovascular disease — often in people with preexisting risk factors, such as stroke, ventricular arrhythmia (abnormal heartbeat), or heart attack Serious cardiovascular disease — often in people with preexisting risk factors, such as stroke, ventricular arrhythmia (abnormal heartbeat), or heart attack In very rare cases, sildenafil may also cause priapism — a prolonged and painful erection that may last four hours or longer. Priapism is considered a medical emergency, so seek medical attention as soon as you can to avoid damaging the erectile tissue inside your penis. With that said, be cautious when taking sildenafil if you have Peyronie’s disease (scar tissue in the penis) or another deformation of the penis that may increase your risk of priapism.
| Risk | Explanation |
|---|---|
| Prolonged Erection (Priapism) | Seek urgent medical help if lasts >4 hours |
| Vision Loss | Rare, but requires immediate attention |
| Drug Interactions | Can cause dangerous hypotension if misused |
| Overdose | Symptoms include severe hypotension, dizziness |
Sildenafil and other PDE5 inhibitor medications can interact with other drugs. In particular, sildenafil is known to interact with: Ritonavir and other CYP3A4 inhibitors, such as the antifungals ketoconazole, itraconazole, and erythromycin Ritonavir and other CYP3A4 inhibitors, such as the antifungals ketoconazole, itraconazole, and erythromycin As such, you shouldn’t take sildenafil or brand-name Viagra if you use nitroglycerin or similar prescription organic nitrates.
Route of administration
You also shouldn’t mix sildenafil with recreational drugs called “poppers“ that contain nitrites. Weirdly, grapefruit juice can change the concentrations of PDE5 inhibitors in your body, so you’ll want to avoid it while taking sildenafil.
| User Comment | Experience Summary |
|---|---|
| "Works quickly" | Positive, effective in 30 minutes |
| "Some side effects" | Headache and flushing experienced |
| "Effective for ED" | Successful in achieving erection |
| "Need higher dose" | Some users reported inadequate effects |
| "No issues" | No side effects, good overall satisfaction |
Learn more about sildenafil drug interactions in our guide. It’s best to seek medical advice from a healthcare professional about any medications or supplements you currently take or have recently taken before starting sildenafil. Also, be sure to mention any underlying medical conditions you have, including: Heart problems like pulmonary arterial hypertension, angina, or an irregular heartbeat Heart problems like pulmonary arterial hypertension, angina, or an irregular heartbeat A blood disease like leukemia or sickle cell anemia A blood disease like leukemia or sickle cell anemia The more you tell your healthcare provider, the better they’ll be able to assess your personal risk of side effects and make sure you’re safe while using sildenafil. Sildenafil comes in several dosages, but for ED, it ranges sildenafil price ireland from 25 to 100mg. Your healthcare provider may prescribe sildenafil at a dosage of 100mg if you have moderate to severe erectile dysfunction or if you don’t experience any improvements at a lower dosage.
- Sildenafil should not be used with nitrate medications due to risk of severe hypotension.
- Possible side effects include headaches, flushing, nasal congestion, and dizziness.
- Always consult a healthcare provider before using sildenafil to ensure safety.
Here’s what to keep in mind: Sildenafil might be a more effective ED treatment at higher dosages, but it could also cause more side effects. Sildenafil might be a more effective ED treatment at higher dosages, but it could also cause more side effects. Let your healthcare provider know if you experience any issues while using sildenafil to treat ED, including side effects or drug interactions.
8.2 Lactation
Bohl’s medical expertise is regularly featured in consumer health media: Eat This, Not That! : Contributor and Medical Expert Board Member on nutrition and wellness topics The Dr. Oz Show: Behind-the-scenes contributor to Emmy Award-winning health segments Sharecare: Public-facing health writer, simplifying complex medical issues for millions of readers Dr. Bohl’s medical expertise is regularly featured in consumer health media: : Contributor and Medical Expert Board Member on nutrition and wellness topics : Contributor and Medical Expert Board Member on nutrition and wellness topics The Dr. Oz Show: Behind-the-scenes contributor to Emmy Award-winning health segments The Dr.
Missed Dose
Oz Show: Behind-the-scenes contributor to Emmy Award-winning health segments Sharecare: Public-facing health writer, simplifying complex medical issues for millions of readers Sharecare: Public-facing health writer, simplifying complex medical issues for millions of readers Dr. Bohl developed a passion for medical content while working at The Dr.
Professional resources
If you do experience adverse effects with sildenafil that outweigh the benefits of taking it, you may benefit from trying another PDE5 inhibitor, such as Stendra® (avanafil), tadalafil (Cialis®), or vardenafil (previously sold as Levitra®). We offer sildenafil and several other ED medications online, following an online ED consultation with a licensed healthcare provider who’ll determine if a prescription is appropriate. Interested in finding out more before you get started? Our guide to the most common treatments for erectile dysfunction goes into detail about the most effective options, from sildenafil to other FDA-approved medications. Sildenafil: from angina to erectile dysfunction to pulmonary hypertension and beyond. A systematic sildenafil citrate tablets 50 mg review of sildenafil mortality through the years. National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK). Hims & Hers has strict sourcing guidelines to ensure our content is accurate and current. We rely on peer-reviewed studies, academic research institutions, and medical associations.
- The pill’s active ingredient, sildenafil citrate, is classified as a PDE5 inhibitor.
- PDE5 inhibitors help relax blood vessels and improve blood flow.
- They are most effective when combined with sexual arousal.
We strive to use primary sources and refrain from using tertiary references. Bachelor of Arts, Egyptian and Ancient Western Asian Archaeology - Brown University College, 2011 Bachelor of Arts, Egyptian and Ancient Western Asian Archaeology - Brown University College, 2011 Doctor of Medicine - Brown University Warren Alpert Medical School, 2017 Doctor of Medicine - Brown University Warren Alpert Medical School, 2017 Master of Public Health - Columbia University Mailman School of Public Health, 2018 Master of Public Health - Columbia University Mailman School of Public Health, 2018 Master of Liberal Arts, Journalism - Harvard University Harvard Extension School, 2022 Master of Liberal Arts, Journalism - Harvard University Harvard Extension School, 2022 Master of Science, Healthcare Leadership - Cornell University Weill Cornell Graduate School of Medical Sciences, 2024 Master of Science, Healthcare Leadership - Cornell University Weill Cornell Graduate School of Medical Sciences, 2024 Master of Business Administration - Cornell University Samuel Curtis Johnson Graduate School of Management, 2024 Master of Business Administration - Cornell University Samuel Curtis Johnson Graduate School of Management, 2024 Internship - NYU Grossman School of Medicine Internal Medicine Residency—Community Health Track, 2019 Internship - NYU Grossman School of Medicine Internal Medicine Residency—Community Health Track, 2019 Certified in Public Health - National Board of Public Health Examiners, 2018 Certified in Public Health - National Board of Public Health Examiners, 2018 Medical Writer Certified - American Medical Writers Association, 2020 Medical Writer Certified - American Medical Writers Association, 2020 Editor in the Life Sciences - Board of Editors in the Life Sciences, 2020 Editor in the Life Sciences - Board of Editors in the Life Sciences, 2020 Certified Personal Trainer - National Academy of Sports Medicine, 2022 Certified Personal Trainer - National Academy of Sports Medicine, 2022 Certified Nutrition Coach - National Academy of Sports Medicine, 2023 Certified Nutrition Coach - National Academy of Sports Medicine, 2023 Board Certified Medical Affairs Specialist - Accreditation Council for Medical Affairs, 2023 Board Certified Medical Affairs Specialist - Accreditation Council for Medical Affairs, 2023 Certificate of Advanced Education in Obesity Medicine - Obesity Medicine Association, 2025 Certificate of Advanced Education in Obesity Medicine - Obesity Medicine Association, 2025 Regulatory Affairs Certification - Regulatory Affairs Professionals Society, 2025 Regulatory Affairs Certification - Regulatory Affairs Professionals Society, 2025 Medical Expert Board Member - Eat This, Not That!, 2021– Medical Expert Board Member - Eat This, Not That!, 2021– Title: Individuals' Perceptions of the Efficacy, Quality, and Safety of Care Accessed via a Telemedicine Platform: A Retrospective Analysis of Survey Data Published in: Telemedicine Journal and E-Health Date: 2026 URL: Title: Individuals' Perceptions of the Efficacy, Quality, and Safety of Care Accessed via a Telemedicine Platform: A Retrospective Analysis of Survey Data Published in: Telemedicine Journal and E-Health Published in: Telemedicine Journal and E-Health Title: Biomechanical evaluation of a novel suturing scheme for grafting load-bearing collagen scaffolds for rotator cuff repair Published in: Clinical Biomechanics Date: 2015 URL: Title: Biomechanical evaluation of a novel suturing scheme for grafting load-bearing collagen scaffolds for rotator cuff repair Title: Pelvic incidence and acetabular version in slipped capital femoral epiphysis Published in: Journal of Pediatric Orthopaedics Date: 2015 Title: Pelvic incidence and acetabular version in slipped capital femoral epiphysis Title: Relationship between pelvic incidence and osteoarthritis of the hip Published in: Bone & Joint Research Date: 2016 URL: Title: Relationship between pelvic incidence and osteoarthritis of the hip Title: Effects of PDGF-BB delivery from heparinized collagen sutures on the healing of lacerated chicken flexor tendon in vivo Published in: Acta Biomaterialia Date: 2017 URL: Title: Effects of PDGF-BB delivery from heparinized collagen sutures on the healing of lacerated chicken flexor tendon in vivo Dr. Bohl’s medical expertise is regularly featured in consumer health media: Eat This, Not That! : Contributor and Medical Expert Board Member on nutrition and wellness topics The Dr.
UK DOCTORS AND CLINICIANS
Like most medications, side effects are generally more likely at higher doses than lower doses. For instance, in clinical trials of sildenafil, 16 percent of men reported headaches (the most common side effect) at a dosage of 25mg, compared to 28 percent at 100mg and seven percent who took a placebo. Vision changes (blurred vision or changes in color perception) Vision changes (blurred vision or changes in color perception) Our blog goes over all the possible sildenafil side effects in more detail. Although rare, sildenafil can cause more serious side effects that may need immediate medical attention. Eye problems like blurred vision or sudden, severe loss of vision Eye problems like blurred vision or sudden, severe loss of vision Serious cardiovascular disease — often in people with preexisting risk factors, such as stroke, ventricular arrhythmia (abnormal heartbeat), or heart attack Serious cardiovascular disease — often in people with preexisting risk factors, such as stroke, ventricular arrhythmia (abnormal heartbeat), or heart attack In very rare cases, sildenafil may also cause priapism — a prolonged and painful erection that may last four hours or longer.
Incidence not known
Priapism is considered a medical emergency, so seek medical attention as soon as you can to avoid damaging the erectile tissue inside your penis. With that said, be cautious when taking sildenafil if you have Peyronie’s disease (scar tissue in the penis) or another deformation of the penis that may increase your risk of priapism. Sildenafil and other PDE5 inhibitor medications can interact with other drugs. In particular, sildenafil is known to interact with: Ritonavir and other CYP3A4 inhibitors, such as the antifungals ketoconazole, itraconazole, and erythromycin Ritonavir and other CYP3A4 inhibitors, such as the antifungals ketoconazole, itraconazole, and erythromycin As such, you shouldn’t take sildenafil or brand-name Viagra if you use nitroglycerin or similar prescription organic nitrates. You also shouldn’t mix sildenafil with recreational drugs called “poppers“ that contain nitrites.
How is sildenafil supplied (dosage forms)?
Weirdly, grapefruit juice can change the concentrations of PDE5 inhibitors in your body, so you’ll want to avoid it while taking sildenafil. Learn more about sildenafil drug interactions in our guide. It’s best to seek medical advice from a healthcare professional about any medications or supplements you currently take or have recently taken before starting sildenafil. Also, be sure to mention any underlying medical conditions you have, including: Heart problems like pulmonary arterial hypertension, angina, or an irregular heartbeat Heart problems like pulmonary arterial hypertension, angina, or an irregular heartbeat A blood disease like leukemia or sickle cell anemia A blood disease like leukemia or sickle cell anemia The more you tell your healthcare provider, the better they’ll be able to assess your personal risk of side effects and make sure you’re safe while using sildenafil. Sildenafil comes in several dosages, but for ED, it ranges sildenafil price ireland from 25 to 100mg. Oz Show: Behind-the-scenes contributor to Emmy Award-winning health segments Sharecare: Public-facing health writer, simplifying complex medical issues for millions of readers Dr. Bohl’s medical expertise is regularly featured in consumer health media: : Contributor and Medical Expert Board Member on nutrition and wellness topics : Contributor and Medical Expert Board Member on nutrition and wellness topics The Dr. Oz Show: Behind-the-scenes contributor to Emmy Award-winning health segments The Dr. Oz Show: Behind-the-scenes contributor to Emmy Award-winning health segments Sharecare: Public-facing health writer, simplifying complex medical issues for millions of readers Sharecare: Public-facing health writer, simplifying complex medical issues for millions of readers Dr.
| Aspect | Details |
|---|---|
| Drug Name | Sildenafil Citrate |
| Dosage | 100 mg |
| Color | Blue |
| Shape | Oval |
| Brand Names | Viagra, Revatio |
| Approved Uses | Erectile Dysfunction, Pulmonary Hypertension |
| Manufacturer | Pfizer |
Bohl developed a passion for medical content while working at The Dr.
- The blue sildenafil pill has helped many men regain confidence in their sexual health.
- Psychological factors can also affect erectile performance alongside medication.
- Combining medication with counseling may improve overall outcomes.
- Sildenafil Citrate Oral Jelly
- User Experiences and Testimonials for Lovegra
- Buy Viagra (Sildenafil)
- Generic Viagra (Sildenafil) Online: Prices, Safe Buying, and Best Options (USA)
- Current Market Price for Cialis 20mg Tablets
- Costo sildenafil generico in farmacia
- Sildenafil vs Viagra®: Was ist der Unterschied? 5 Dinge, die Mann wissen muss!