Onagra 100mg Tablet is a prescription medicine used to treat erectile dysfunction (impotence) in men. It works by increasing blood flow to the penis. This helps men to get or maintain an erection. It belongs to a group of medicines known as phosphodiesterase type 5 (PDE 5) inhibitors.

Onagra 100mg Tablet may be taken on an empty stomach or with a meal. It should be strictly taken as advised by your doctor. You should take about 1 hour before you plan to have sex. The amount of time it takes to work varies from person to person, but it normally takes between 30 minutes and 1 hour. This medicine will only help you to get an erection if you are sexually stimulated. However, you should not take this medicine if you do not have erectile dysfunction. It should not be taken more than once a day.

The most common side effects of this medicine are flushing (sense of warmth), headache, dizziness, blurred vision, muscle pain, stomach upset, and rash. Talk to your doctor if any of the side effects bother you or do not go away. They may be able to help by changing the dosage or prescribing you an alternate medicine.

Onagra 100mg Tablet is not intended for use by women and men should avoid using any other medicines to treat impotence without talking to a doctor first. It can be dangerous to take it along with medicines called nitrates (often given for chest pain or angina). Do not take this medicine if you have severe heart or liver problems, have recently had a stroke or heart attack or if you have low blood pressure. Let your doctor know if you suffer from these or any other health problems before taking it. You should not drive if this medicine makes you feel dizzy. Avoid drinking alcohol while taking this medicine as it increases the chances of side effects.

Uses of Onagra Tablet

Treatment of Erectile dysfunction

Benefits of Onagra Tablet

In Treatment of Erectile dysfunction

Onagra 100mg Tablet belongs to a group of medicines called PDE5 inhibitors. It works by relaxing the blood vessels in your penis. This allows blood to flow into the penis and produce an erection when sexually aroused. This medicine will only help get an erection if you are sexually stimulated. It is very effective but needs to be taken at least 30 minutes before sexual activity.

Do not take this medicine if you also take medicines called nitrates (often given for chest pain).

Side effects of Onagra Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Onagra

Flushing (sense of warmth in the face, ears, neck and trunk)
Headache
Blurred vision
Indigestion
Muscle pain
Upset stomach
Rash
Nasal congestion (stuffy nose)
Dizziness
Nausea

How to use Onagra Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Onagra 100mg Tablet may be taken with or without food, but it is better to take it at a fixed time.

How Onagra Tablet works

Onagra 100mg Tablet is a phosphodiesterase-5 (PDE-5) inhibitor. It works by relaxing the blood vessels in your penis, thereby increasing blood flow into the penis on sexual stimulation. This helps you achieve and maintain a hard, erect penis suitable for sexual activity.

Safety advice

Alcohol

UNSAFE

It is unsafe to consume alcohol with Onagra 100mg Tablet.

Pregnancy

CONSULT YOUR DOCTOR

Information regarding the use of Onagra 100mg Tablet during pregnancy is not available. Please consult your doctor.

Breast feeding

CONSULT YOUR DOCTOR

Information regarding the use of Onagra 100mg Tablet during breastfeeding is not available. Please consult your doctor.
Use of Onagra 100mg Tablet is not indicated in women.

Driving

UNSAFE

Onagra 100mg Tablet may decrease alertness, affect your vision or make you feel sleepy and dizzy. Do not drive if these symptoms occur.

Kidney

SAFE IF PRESCRIBED

Onagra 100mg Tablet is safe to use in patients with kidney disease. No dose adjustment of Onagra 100mg Tablet is recommended.
However, inform your doctor if you have any underlying kidney disease. A lowering of dose may be considered if it is not well-tolerated.

Liver

CAUTION

Onagra 100mg Tablet should be used with caution in patients with severe liver disease. Dose adjustment of Onagra 100mg Tablet may be needed. Please consult your doctor.
There is limited information available on the use of Onagra 100mg Tablet in patients with severe liver disease.

What if you forget to take Onagra Tablet?

If you miss a dose of Onagra 100mg Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.

All substitutes

For informational purposes only. Consult a doctor before taking any medicines.

Onagra 100mg Tablet

₹28.5/Tablet

Vigore 100 Red Tablet

Zydus Healthcare Limited

₹22.6/tablet

21% cheaper

Manpil 100mg Tablet

Psychotropics India Ltd

₹26/tablet

9% cheaper

Manforce 100mg Tablet

Mankind Pharma Ltd

₹49.75/tablet

75% costlier

Suhagra 100 Tablet

Cipla Ltd

₹45.25/tablet

59% costlier

Zenegra 100 Tablet

Alkem Laboratories Ltd

₹41/tablet

44% costlier

View all substitutes

Quick tips

You have been prescribed Onagra 100mg Tablet for the treatment of erectile dysfunction.
It is best to take it an hour before sexual intercourse. But, you can take it anytime between 30 minutes and 4 hours before sexual activity.
Do not take it more than once a day.
Seek medical attention if the erection persists for more than 4 hours after sexual intercourse.
Do not use Onagra 100mg Tablet if you have recently taken nitrates (medicines used in angina or chest pain).
Do not take it if you have had a heart attack in the past 3 months, or stroke or heart failure in the past 6 months.

Fact Box

Chemical Class

Benzenesulfonamide Derivative

Habit Forming

Therapeutic Class

SEX STIMULANTS REJUVENATORS

Action Class

Phosphodiesterase-V inhibitors

Interaction with drugs

Taking Onagra with any of the following medicines can modify the effect of either of them and cause some undesirable side effects

Isosorbide Dinitrate (Oral Route) Life-threatening

Concomitant use may cause a severe drop in blood pressure that may lead to a heart attack. Do not consume Sildenafil with Isosorbide Dinitrate. If Sildenafil is essential, ensure ... More

Isosorbide Dinitrate (Sublingual route) Life-threatening

Concomitant use may cause a severe drop in blood pressure that may lead to a heart attack. Do not consume Sildenafil with Isosorbide Dinitrate. If Sildenafil is essential, ensure ... More

Ranolazine (Oral Route) Life-threatening

Concomitant use may affect heart rhythm and may be fatal. Do not consume Ranolazine with Sildenafil.

Aripiprazole (Oral Route) Life-threatening

Concomitant use may affect heart rhythm and may be fatal. Do not consume Sildenafil with Aripiprazole.

Isosorbide Mononitrate (Oral Route) Life-threatening

Concomitant use may cause a severe drop in blood pressure that may lead to a heart attack. Do not consume Sildenafil with Isosorbide Mononitrate. If Sildenafil is essential, ensur... More

View all drug interactions

Patient concerns

Early ejaculation, erectile dysfunction Erectile dysfunction and early ejaculation

Dr. Pranay Gandhi

Sexology

1.stop smoking and alcohol 2.join a gym and reduce weight. Do weight lifting exercises. 3. tablet sildenafil or viagra 1 tablet 1 hour before sexual activity. 4.Get tested so that u don?t have any of the following causes: 1.heart diseases 2. diabetes 3.neurological problems 4.hormonal problems 5.drug side effects

Erectile dysfunction premature ejaculation Medication for Erectile dysfunction and premature ejaculation

Dr. Shyam Gupta

Obstetrics and Gynaecology

Hello PATIENT to 1mg. Erectile problems can be happen to people at any age having issue like stress, fatigue, disturb relationship, anxiety, Ali a cohol, smoking and medical problems like High BP, Diabetes, obesity etc. My personal advice is lifestyle changes like exercising, losing weight, stopping smoking,curbing alcohol, don't wear tight pants, do pelvic kegal exercise. There are medications but they have side effects so i dont advice first. But i strongly recommend to start healthy life with some antioxidant vitamins and healthy diet. You may take vitamin like DHEA cap, L arginine and herbal ashwagandha capsule. Apply Himcolin gel. Concentrate on Yoga and meditation and also take help from your partner. Use these for couple of months if not improved do few blood tests like thyroid, sugar and testosterone and let me know.

erectile dysfunction, getting dysfunction from fee days.

Dr. Pranay Gandhi

Sexology

hi. Treatment for erectile dysfunction: 1.stop smoking and alcohol 2.join a gym and reduce weight. Do weight lifting exercises. 3.tablet sildenafil or viagra 1 tablet 1 hour before sexual activity. 4.Get tested so that u don?t have any of the following causes: 1.heart diseases 2. diabetes 3.neurological problems 4.hormonal problems 5.drug side effects

Suffering from erectile dysfunction

Dr. Shyam Gupta

Obstetrics and Gynaecology

Hello PATIENT to 1mg. Erectile problems can be happen to people at any age having issue like stress, fatigue, disturb relationship, anxiety, alcohol, smoking and medical problems like High BP, Diabetes, obesity etc. My personal advice is lifestyle changes like exercising, losing weight, stopping smoking,curbing alcohol, don't wear tight pants, do pelvic kegal exercise. There are medications but they have side effects so i dont advice first. But i strongly recommend to start healthy life with some antioxidant vitamins and healthy diet. You may take vitamin like DHEA cap, L arginine and herbal ashwagandha capsule. Apply Himcolin gel. Concentrate on Yoga and meditation and also take help from your partner. Use these for couple of months if not improved do few blood tests like thyroid, sugar and testosterone and let me know.

FAQs

How long does it take for Onagra 100mg Tablet to work?

The amount of time Onagra 100mg Tablet takes to work varies from person to person, but it normally takes between half an hour and one hour. However, Onagra 100mg Tablet may take longer to start working if you take it with a heavy meal. Its effect may last for about 3-4 hours.

Can I get Onagra 100mg Tablet without a prescription?

No, you need a doctor's prescription to get Onagra 100mg Tablet since it is a prescription medicine. Your doctor will prescribe it only if they judge that it would be beneficial for you.

Can I take Onagra 100mg Tablet as often as I want?

No, do not take Onagra 100mg Tablet for more than once a day. If you take more Onagra 100mg Tablet than the recommended dose then you may experience an increase in side effects and their severity. These side effects include flushing, headache, muscle pain, stomach upset, allergic reactions and vision changes such as blurred vision. Contact your doctor if Onagra 100mg Tablet does not help you to get an erection, or if your erection does not last long enough for you to complete sexual intercourse.

When should I take Onagra 100mg Tablet?

Take Onagra 100mg Tablet about 1 hour before you plan to have sex. Swallow the tablet whole with a glass of water. Inform your doctor if you feel the effect of Onagra 100mg Tablet is too strong or too weak.

Can I take Onagra 100mg Tablet for premature ejaculation?

No, Onagra 100mg Tablet is not known to have any beneficial effects in treating premature ejaculation. It is used for the treatment of erectile dysfunction.

Why is the use of Onagra 100mg Tablet contraindicated with nitrates?

Use of Onagra 100mg Tablet is harmful for patients taking nitrates or blood pressure-lowering medicines as their combined use can cause a severe fall in blood pressure, which can also result in death. However, if these medicines are to be taken together then it is advised to keep a time gap of 24 hours between the intake of Penegra and blood pressure-lowering medicines.

Why does Onagra 100mg Tablet cause a fall in blood pressure (hypotension)?

Onagra 100mg Tablet has the property of relaxing the smooth muscle of the blood vessels and widening them which can cause a fall in blood pressure (hypotension). So, when used with blood pressure lowering medicines or nitrates, it can cause a severe fall in blood pressure, which could be fatal. Onagra 100mg Tablet should not be taken if you are taking nitrates for chest pain or you have a history of heart attack or stroke in the past 6 months.

Can I take Onagra 100mg Tablet in my twenties?

Yes, if prescribed by your doctor then Onagra 100mg Tablet can be taken in your twenties.

Does Onagra 100mg Tablet increase blood pressure?

No, Onagra 100mg Tablet is not associated with an increase in blood pressure. However, it can cause a decrease in blood pressure especially if taken with other blood pressure-lowering medications. Please consult your doctor before taking Onagra 100mg Tablet with any other medicine.

Is Onagra 100mg Tablet safe to use in patients with diabetes?

Yes, if prescribed by your doctor then Onagra 100mg Tablet is safe to use in patients with diabetes.

Does Onagra 100mg Tablet affect fertility?

No, Onagra 100mg Tablet does not affect fertility, neither negatively nor positively.

Does Onagra 100mg Tablet affect sperm?

Onagra 100mg Tablet does not affect sperm count or its health. It is a medicine that is used to treat erectile dysfunction.

Can I drink alcohol while on Onagra 100mg Tablet?

Drinking alcohol can temporarily impair your ability to get an erection. To get the maximum benefit from Onagra 100mg Tablet, it is advised to not drink excessive amounts of alcohol before taking Onagra 100mg Tablet.

Can I take Onagra 100mg Tablet as often as I want?

When should I take Onagra 100mg Tablet?

Can I drink alcohol while on Onagra 100mg Tablet?

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Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

References

Michel T, Hoffman BB. Treatment of Myocardial Ischemia and Hypertension. In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman’s: The Pharmacological Basis of Therapeutics. 12th ed. New York, New York: McGraw-Hill Medical; 2011. pp. 752-53.
Katzung BG, Chatterjee K. Vasodilator & the Treatment of Angina Pectoris. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. p. 197.
Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. pp. 1261-62.
Sildenafil. New York, New York: Pfizer; 1998 [revised Mar. 2014]. [Accessed 04 Apr. 2019] (online) Available from:
Central Drugs Standard Control Organisation (CDSCO). [Accessed 04 Apr. 2019] (online) Available from:
Sildenafil [Product Information]. New York, NY: Pfizer Labs; 2017. [Accessed 06 Aug. 2023]. (online) Available from:

Marketer details

Name: PLG Pharmaceutical

Address: 24/20, VILLAGE BUDHPUR DELHI North West DL 110036 IN

Country of origin: India

The list of available options shown with the same composition has been prepared upon the advice of registered medical practitioners, pharmacists affiliated with TATA 1MG. TATA 1MG does not promote any pharmaceutical product of any particular company, and all recommendations are based on the medical opinion, advisories from specialist medical and pharmaceutical professionals.