Levitra 20mg tablets mfg gsk

Need reliable information on Levitra 20mg tablets manufactured by GlaxoSmithKline (GSK)? This article provides key details. We’ll examine the medication’s composition, dosage guidelines, and potential side effects, ensuring you have the necessary knowledge for informed decision-making. Remember to always consult your physician before starting any new medication.

GSK’s Levitra 20mg tablets contain vardenafil, a phosphodiesterase-5 (PDE5) inhibitor. This medication facilitates improved blood flow to the penis, aiding in achieving and maintaining an erection. The recommended starting dose is typically 10mg, with adjustments based on individual response and tolerance, as directed by your doctor. This isn’t a universal recommendation; dosage varies per patient.

Important Note: Common side effects include headache, flushing, nasal congestion, and visual disturbances. While generally well-tolerated, serious side effects are possible, requiring immediate medical attention. Be sure to review the complete patient information leaflet provided with your prescription.

Disclaimer: This article offers general information and shouldn’t substitute advice from a healthcare professional. Always discuss your health conditions and medications with your doctor or pharmacist before making any changes to your treatment plan.

Levitra 20mg Tablets Mfg GSK: A Comprehensive Overview

Consult your doctor before using Levitra 20mg. This medication is not suitable for everyone.

Levitra 20mg tablets, manufactured by GlaxoSmithKline (GSK), contain vardenafil, a phosphodiesterase-5 (PDE5) inhibitor. This medication assists in achieving and maintaining an erection by increasing blood flow to the penis.

• Dosage: The recommended starting dose is 10mg, but your doctor may prescribe 20mg depending on your individual needs and response.
• Administration: Take Levitra 20mg approximately 60 minutes before sexual activity. It’s best taken on an empty stomach.
• Side Effects: Common side effects include headache, flushing, nasal congestion, and indigestion. Seek immediate medical attention if you experience serious side effects such as prolonged erection (priapism) or sudden vision loss. A complete list of side effects is available in the patient information leaflet.

Important Considerations:

• Interactions: Levitra can interact with other medications, particularly nitrates. Inform your doctor about all medications you are currently taking.
• Conditions: Levitra may not be appropriate for individuals with certain heart conditions, low blood pressure, or a history of stroke.
• Storage: Store Levitra tablets in a cool, dry place, away from direct sunlight and moisture.

This information is for educational purposes only and should not be considered medical advice. Always follow your doctor’s instructions and read the medication guide provided with your prescription.

1. Seek professional medical advice: Your doctor can provide personalized guidance and determine if Levitra 20mg is right for you.
2. Obtain a valid prescription: Levitra is a prescription medication and should only be obtained through a licensed healthcare provider.
3. Follow directions carefully: Adhere to the dosage and administration instructions provided by your doctor to ensure safe and effective use.

Understanding Levitra’s Mechanism of Action

Levitra, or vardenafil, works by increasing blood flow to the penis. This happens because it inhibits a specific enzyme called phosphodiesterase-5 (PDE5). PDE5 normally breaks down cyclic guanosine monophosphate (cGMP), a molecule crucial for penile erection. By blocking PDE5, Levitra allows cGMP levels to rise, leading to relaxation of smooth muscles in the penis and increased blood flow. This enhanced blood flow facilitates an erection in response to sexual stimulation.

Specifics on PDE5 Inhibition

The selective inhibition of PDE5 is key. Levitra’s impact on other PDE isoforms is minimal, reducing potential side effects. This selectivity ensures its primary action focuses on improving erectile function without significantly affecting other bodily systems. The higher the concentration of cGMP, the stronger the vasodilation and the easier erection becomes.

Considerations for Optimal Function

Remember, Levitra requires sexual stimulation to work. It doesn’t spontaneously cause erections. Optimal results often depend on factors like dosage, individual health conditions, and the presence of other medications. Always consult a healthcare professional before taking Levitra or any other medication for erectile dysfunction.

Dosage and Administration Guidelines for Levitra 20mg

Take Levitra 20mg as directed by your doctor. The recommended dose is one 20mg tablet taken approximately 60 minutes before sexual activity.

Do not exceed one tablet per 24-hour period. Your doctor may adjust your dosage depending on your individual needs and response to the medication. They will consider factors such as your overall health and any other medications you’re taking.

Swallow the tablet whole with a glass of water. You can take Levitra with or without food, but food may slightly delay absorption.

Levitra is only effective when sexual stimulation is present. It won’t cause an erection without arousal. The effect usually lasts for up to 4-5 hours.

Consult your physician immediately if you experience an erection lasting longer than four hours (priapism). This is a medical emergency requiring immediate attention.

Always follow your doctor’s instructions precisely. Do not share your medication with others. Keep Levitra in a safe place, out of reach of children.

Common Side Effects and Potential Risks of Levitra 20mg

Levitra 20mg, while effective for many, carries potential side effects. Understanding these is key to safe use.

Common side effects are generally mild and temporary. These include:

• Headache
• Facial flushing
• Nasal congestion
• Indigestion
• Back pain
• Muscle aches

These typically resolve on their own. If they persist or worsen, consult your doctor.

Less common, but more serious side effects require immediate medical attention:

• Sudden vision loss
• Prolonged erection (priapism)
• Hearing loss
• Chest pain

Before taking Levitra 20mg, discuss your medical history with your doctor. This includes any heart conditions, liver or kidney problems, or eye issues. Certain medications can interact negatively with Levitra. Always inform your doctor of all medications you are currently taking, including over-the-counter drugs and supplements.

Alcohol consumption can intensify Levitra’s side effects. Moderate alcohol intake is advisable.

Follow your doctor’s prescribed dosage carefully. Never exceed the recommended dose.

Remember, this information is for educational purposes only and does not substitute professional medical advice. Always consult your doctor before starting any new medication.

Levitra 20mg Interactions with Other Medications and Substances

Always inform your doctor about all medications you’re taking, including over-the-counter drugs, herbal supplements, and recreational drugs. Some medications can significantly affect Levitra’s efficacy or increase the risk of side effects.

Specific interactions to be aware of include those with nitrates (like nitroglycerin), alpha-blockers (used to treat high blood pressure), and certain antifungals. Combining Levitra with these medications can cause a dangerous drop in blood pressure.

Similarly, certain protease inhibitors (used to treat HIV) and medications for treating high blood pressure or an enlarged prostate may interact with Levitra. These interactions may necessitate dose adjustments or alternative treatment options. Your doctor can help you determine the safest approach.

Grapefruit juice can also interfere with Levitra’s metabolism, potentially leading to higher drug levels in your blood and increased side effects. Avoid grapefruit juice while taking Levitra.

Alcohol consumption can intensify Levitra’s side effects, including dizziness and lightheadedness. Moderate your alcohol intake while using Levitra.

Medication Type	Potential Interaction	Recommendation
Nitrates	Severe blood pressure drop	Avoid concurrent use
Alpha-blockers	Hypotension	Consult your doctor for dose adjustment
Protease inhibitors	Increased Levitra levels	Careful monitoring and potential dose reduction
Grapefruit juice	Increased Levitra levels	Avoid consumption
Alcohol	Increased side effects	Moderate consumption

This information is not exhaustive. Always consult your doctor or pharmacist before starting, stopping, or changing any medication, including Levitra. They can provide personalized advice based on your individual health conditions and medications.

When to Consult a Doctor Before Taking Levitra 20mg

Always talk to your doctor before starting Levitra 20mg, especially if you have heart problems, low blood pressure, or high blood pressure. This is crucial for your safety.

Specific Health Conditions Requiring Medical Consultation

Consult your physician if you have a history of stroke, heart attack, or irregular heartbeat. Levitra can interact with nitrates, so inform your doctor if you’re taking any nitrate-based medications for chest pain. Similarly, discuss any liver or kidney disease with your doctor before using Levitra.

If you have retinitis pigmentosa (a rare eye disease), you need to have a thorough discussion with your doctor about potential risks. The same applies to sickle cell anemia, multiple myeloma, or leukemia.

Before taking Levitra, inform your doctor about all medications you currently use, including over-the-counter drugs and supplements. This includes alpha-blockers often prescribed for high blood pressure or prostate problems. This helps prevent potentially harmful drug interactions.

Comparing Levitra 20mg to Other Erectile Dysfunction Treatments

Levitra 20mg, manufactured by GSK, offers a reliable treatment option for erectile dysfunction (ED). However, it’s one of several choices. Consider these key differences:

Viagra (Sildenafil): Viagra acts similarly to Levitra, inhibiting PDE5. However, Viagra’s onset of action may be slightly faster for some men, while Levitra’s effects might last longer for others. Individual responses vary.

Cialis (Tadalafil): Cialis’s significantly longer duration of action–up to 36 hours–sets it apart. This makes it a good option for those seeking spontaneity, though it might not be suitable for everyone.

Stendra (Avanafil): Stendra boasts a fast onset of action, often working within 15 minutes. This is advantageous for those preferring quicker results. However, its duration is shorter than Levitra’s.

Other Treatments: Beyond pills, ED treatments include vacuum erection devices, penile injections, and surgery. These are usually reserved for specific cases or when oral medications are ineffective. Always consult a doctor to determine the best approach.

Choosing the Right Treatment: Your doctor will assess your medical history, lifestyle, and other factors to recommend the most appropriate ED treatment. Factors such as pre-existing health conditions, medications you’re taking, and personal preferences influence the decision. Open communication with your physician is paramount.

Where to Obtain Authentic Levitra 20mg Tablets

Purchase Levitra 20mg tablets only from licensed pharmacies. This ensures the medication’s authenticity and safety. Look for pharmacies with verifiable online credentials, such as those registered with regulatory bodies like the NABP (National Association of Boards of Pharmacy) in the US or equivalent organizations in your country.

Verifying Online Pharmacies

Check for secure payment gateways (HTTPS) and clear contact information. Legitimate pharmacies will readily provide details about their licensing and physical address. Avoid websites offering unusually low prices or those requesting payment through untraceable methods. Be wary of pharmacies that don’t require a prescription from a licensed medical professional.

Alternative Options

Consider consulting your doctor about obtaining a prescription. Many doctors can facilitate prescriptions and discuss suitable medication options, ensuring personalized care. Discuss potential side effects and drug interactions with your physician before starting any treatment.