Generic Brand |
Sildenafil Citrate |
Medication For |
Erectile Dysfunction |
Manufacturer |
Centurion Laboratories Pvt. Ltd |
Dosage |
100mg |
Packaging |
10 tablets in strip |
Delivery Time |
10 to 15 working days |
What is Cenforce 100 mg?
Cenforce 100 mg is a prescription medication containing 100 mg of sildenafil citrate, designed to treat erectile dysfunction in men by improving blood flow to the penis and facilitating an erection during sexual stimulation.
In the United States, this drug is sold under the brand name Sildenafil 100 mg Tablets. This is a prescription only drug for ED treatment.
Composition
Sildenafil Citrate
Manufacturer of Cenforce 100 mg
Centurion Laboratories Pvt. Ltd. is a leading Indian pharmaceutical company based in Vadodara, specializing in the production of high-quality generic drugs, such as Cenforce 100 mg. Since its founding in 2006, the company has utilized WHO-GMP and ISO certified facilities to produce a wide range of allopathic and veterinary medicines at affordable prices for international markets.
How Does Cenforce 100 mg Work?
Cenforce 100 mg tablets contain Sildenafil Citrate, which works by inhibiting the enzyme phosphodiesterase type 5 (PDE5) in the erectile tissue of the penis. This inhibition leads to increased levels of cyclic guanosine monophosphate (cGMP), which relaxes smooth muscles and dilates blood vessels in the penis, allowing for increased blood flow and the formation of erections during sexual stimulation.
How to Take Cenforce 100 mg?
Cenforce 100 mg is indicated for the treatment of erectile dysfunction (ED) and should be taken as directed by your doctor.
General advice for taking Cenforce:
- Take Cenforce 100 mg before intercourse.
- Swallow the tablet whole with water; do not crush, chew, or break it.
- You can take it with or without food. However, a high-fat meal may significantly delay the absorption of the medication and its onset of action.
- Taking it on an empty stomach may result in faster absorption.
- Do not take more than one tablet in a 24-hour period.
Important Precautions
- Do not exceed one dose per day: Taking Cenforce 100 online more than once in a 24-hour period increases the risk of serious side effects.
- Sexual stimulation is necessary: The medication does not automatically cause an erection. Physical and psychological arousal are required for it to be effective.
- Consult a doctor: You should only use Cenforce 100 mg sildenafil after a healthcare professional evaluates the cause of your ED and addresses any underlying health conditions
What is Cenforce 100 mg Used for?
Sildenafil citrate, the active ingredient in Cenforce, is FDA-approved for the treatment of erectile dysfunction. Cenforce itself is a generic formulation manufactured outside the United States.
Treatment of Erectile Dysfunction (ED)
Cenforce 100 mg tablets treat erectile dysfunction in men who suffer from this condition. Erectile dysfunction is a common sexual disorder that prevents a man from achieving and maintaining an erection sufficient for satisfactory sexual intercourse.
Sildenafil 100 mg can effectively improve erections and allow for prolonged sexual activity. The medication begins to work within 30 to 60 minutes, and its effects last up to 4 hours. However, for optimal effect and improved sexual performance, it is recommended to take the medication at least one hour before planned sexual activity.
Important Limitations and Misconceptions
- Not an Aphrodisiac: It is crucial to understand that sildenafil tablets, such as Cenforce, can only improve erections in the presence of sexual stimulation. This means it is not an aphrodisiac or a libido enhancer.
- For Men with Erectile Dysfunction Only: This medication is not intended for women, children, or men who have not been diagnosed with erectile dysfunction. Recreational use is dangerous. Furthermore, this medication does not cure erectile dysfunction or increase sexual desire. Therefore, it is essential to consult your doctor to determine the underlying cause of your erectile dysfunction or decreased libido.
- Not for Pulmonary Hypertension: Although another formulation of sildenafil (Revatio) is approved for pulmonary arterial hypertension (PAH), Cenforce tablets are neither indicated nor dosed for this condition.
Sildenafil 100 mg Benefits
Users have given positive reviews of Cenforce 100 mg, highlighting the following benefits:
- FDA-approved sildenafil citrate
- May Strong and long-lasting erections
- Works quickly, within 30 to 60 minutes
- Prolonged effect, lasting approximately 4 hours
- Mild or rare side effects
How Long Cenforce 100 Last?
The effects of taking 100mg of Cenforce (generic Viagra) can last up to 4 hours after taking the drug. However, the strength of these effects is weaker at 4 hours than at 2 hours after taking it. As the concentration of this pill in the blood typically peaks 60 minutes after taking the drug, the effects are stronger during this period.
Cenforce 100 vs as Viagra®
Although Cenforce 100 is therapeutically equivalent to brand-name Viagra, as both contain 100 mg of sildenafil citrate, the same active ingredient used to treat erectile dysfunction, Cenforce is a less expensive generic alternative manufactured by Centurion Laboratories.
Here are some common differences between Cenforce 100 mg tablet and Viagra:
Key Differences:
Brand Recognition: Viagra is a brand-name medication, while Cenforce 100 is a generic.
Manufacturer: Pfizer, an American company, produces Viagra, while Centurion Laboratories, an Indian company, produces Cenforce 100 mg ED treatment.
FDA Approval: Viagra is FDA-approved, while Cenforce is a generic version of Viagra.
Available Dosages: Viagra is available in only three dosages: 25 mg, 50 mg, and 100 mg. Cenforce, on the other hand, is available in dosages ranging from 25 mg to 200 mg. Market Availability: Viagra was launched in 1998 by Pfizer; it was the first oral medication approved for the treatment of erectile dysfunction. Cenforce 100 mg tablet has been available since 2006.
Price: Cenforce 100 is generally much cheaper than brand-name Viagra.
Onset of Action: It typically takes effect within 30 to 60 minutes, but taking it with food may delay its absorption.
What are the Available Strengths of Cenforce?
Cenforce’s available strength is:
- Cenforce 25 mg
- Cenforce 50 mg
- Cenforce 120 mg
- Cenforce 130 mg
- Cenforce 150 mg
- Cenforce 200 mg
- Cenforce soft 100
- Cenforce FM 100
- Cenforce D
- Cenforce Professional 100
Cenforce 100 mg Dosage
Missed dose
If you miss a dose of this tablet, take it as soon as you remember. If it is almost time for the next dose, skip the missed dose and take the next dose. Do not double the dose to make up for the loss.
Overdose
Seek emergency medical therapy or contact your doctor in case of an overdose.
Cenforce 100 mg Side Effects
- Headache
- Flushing
- Bloody nose
- Indigestion
- Sleeplessness
- Diarrhea
- Dizziness
- Bloody and cloudy urine
- Changes in vision
- Sensitivity to light
- Erection longer than 4 hours
- Loss of vision
- Loss of hearing
If symptoms persist longer than expected, consultation with a healthcare professional is recommended. Dosage adjustments or an alternative medication may be prescribed if necessary.
ED Medicine Safety and Interactions
The following medications may interact with sildenafil and should be discussed with a healthcare professional before use:
- Amyl Nitrite
- Amprenavir
- Atazanavir
- Boceprevir
- Cobicistat
- Darunavir
- Erythrityl Tetranitrate
- Indinavir
- Isosorbide dinitrate
- Isosorbide Mononitrate
- Lopinavir
- Molsidomine
- Propatyl Nitrate
- Fosamprenavir
- Nelfinavir
Precautions and Warnings
- This medicine should not be taken in case of allergic reactions to Sildenafil to any part of the drug.
- This drug should be used with discretion if you have a existing heart or blood vessel conditions
- Don’t take it more often than once a day.
- 100 milligrams generic sildenafil is contraindicated with nitrate medications due to acute hypotension.
- Men under the age of 18 should not use this drug.
- Do not eat grapefruit and grape juice when using this drug as it reduces effects of drug.
When to Avoid Taking the Drug
Do not take this drug if it results in:
Allergic reactions – the patient may be sensitive to one of the components of the drug
Hearing impairment: When ringing occurs in the ears, the drug should be stopped immediately
Heart Problems: Any cardiac health problem in which sex is not permitted for the patient. This can cause stress on the heart muscles
Priapism: If the erection lasts for more than 4 hours, which can prove to be extremely painful.
Who Should Not Use Cenforce?
- Severe heart disease
- Recent stroke or heart attack
- Uncontrolled blood pressure
- Retinitis pigmentosa
Safety Advice
Alcohol : Best Avoided
Drinking alcohol while using Cenforce 100mg is generally not advised. Alcohol can lower blood pressure and widen blood vessels, which may increase the chances of side effects such as headaches, dizziness, or facial flushing. Heavy or frequent alcohol use can also interfere with sexual performance itself, making the medication less effective. If you want a deeper understanding of how alcohol affects erectile dysfunction treatments, it’s worth reviewing medically reviewed guidance on this topic.
Drug Interactions : Talk to Your Doctor
Cenforce 100 tablet can interact with certain medications, and some of these interactions can be serious. The most important one to be aware of is with nitrate-based drugs, as taking them together can cause a sudden and dangerous drop in blood pressure. Caution is also needed if you are using alpha-blockers, blood pressure medicines, or specific antibiotics or antifungal treatments. For safety, your doctor should review all prescription and non-prescription medicines you are currently taking before Cenforce is used.
Use in Specific Groups
Pregnancy: Should Not Be Used
Cenforce is not intended for women and has no approved use during pregnancy. It should not be taken under any circumstances in this population.
Breastfeeding: Not Recommended
This medication is not meant for use by women, including those who are breastfeeding.
Older Adults (65 years and above): Use with Medical Supervision
Men over the age of 65 can use Cenforce tablet with a valid prescription. However, older adults may be more sensitive to its effects. Doctors often recommend starting with a lower dose, such as 25 mg, especially if there is a history of heart or blood pressure problems.
Children and Teenagers: Not Recommended
Cenforce 100mg is not approved for use in individuals under 18 years of age.
Driving and Daily Activities: Use Caution
Some people may experience side effects such as dizziness, light-headedness, or temporary vision changes after taking Cenforce 100 mg tablet. These effects can make driving unsafe. It is best to avoid driving or using vehicles until you know how your body reacts to the medication.
Operating Machinery: Use Caution
The same care should be taken when operating heavy or potentially dangerous machinery. If you feel dizzy, weak, or notice changes in vision, it is safer to avoid such activities.
FAQs.
What Is the Difference Between Cenforce and Cialis (Tadalafil)?
The main difference between Cenforce and Cialis is how long their effects last. Cenforce contains sildenafil, which usually works for about 4 hours and is taken when needed before sexual activity. It is often preferred by men who want a shorter, more predictable window of action.
Cialis contains tadalafil and is known for its much longer duration. Its effects can last for up to 36 hours, which allows for greater spontaneity and flexibility rather than timing a single dose closely around sexual activity. To know more see our guide on Viagra vs. Cialis
How long does it take for sildenafil to work?
Typically, Sildenafil starts working within 30 to 60 minutes after consumption, but it can take up to two to three hours.
Is Cenforce safe to use?
It is generally safe when prescribed by a doctor. However, patients with pre-existing medical conditions, such as heart disease, should be particularly cautious.
How long does the effect of Cenforce 100 mg last?
The effects generally last up to 4 hours, though this may vary between individuals
Do I need a prescription to buy Cenforce 100 mg online?
Yes, Cenforce is a prescription only medication used to treat erectile dysfunction. prescription is required to buy Cenforce 100 mg from online pharmacies.
How should I store Cenforce?
Cenforce should be stored in a cool, dry place, away from direct sunlight and moisture, ideally at room temperature. It is recommended to keep the medication in its original packaging and out of the reach of children and pets.
Can I have an orgasm while taking this medication?
Yes. Cenforce does not interfere with orgasm or ejaculation. Sexual stimulation is required for the medication to produce an erection.
Medical Disclaimer
The information provided on this website is intended for educational and informational purposes only and should not be considered as a substitute for professional medical advice, diagnosis, or treatment.
Always seek the advice of a qualified healthcare professional or licensed physician before starting, changing, or discontinuing any medication, including Cenforce or any other erectile dysfunction treatment.
Last updated: January 2026
Medically reviewed by:
Dr. Vineet Agraval, MD (General Medicine)
Reviewed for accuracy on: January,2026





DavisJohn –
I’m 51 and in good health. My erections were semi-hard and needed a lot of stimulation. Was able to penetrate but would lose erection if wife got on top. Doctor prescribed me 100mg of generic sildenafil cenforce 100 I took 100mg 1 hour before Could get hard as soon as wife touched it I had sex for 30 mins and she was on top until until she climaxed no problem after ejaculation i waited 10 mins and was able to get hard again i had sex for 30 mins but found it hard to ejaculate.
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