Megalis 20mg (Tadalafil)




What is Megalis 20 mg?

Megalis 20 mg is a remedy that carries the energetic element Tadalafil. It belongs to the drug magnificence called phosphodiesterase type 5 (PDE5) inhibitors. This magnificence of drugs is used to improve blood float to the penis, helping guys attain and maintain an erection while sexually stimulated, especially in cases of erectile dysfunction.

Parameter Information
Generic Name Tadalafil
Brand Name Megalis 20 mg
Strength 20 Mg
Class Phosphodiesterase Type 5 (PDE5) Inhibitor
Form Oral tablet
Indication Treatment of erectile dysfunction (ED)
Mechanism of Action Megalis 20mg inhibits PDE5, boosting cGMP levels in the penis. This relaxes blood vessels, enhancing blood flow and facilitating an erection when sexually aroused.
Onset of Action Megalis 20mg usually takes effect within 30 minutes to 2 hours after taking, and its maximum effectiveness can last from 2 to 36 hours. Individual responses may vary.
Duration of Effect Up to 36 hours
Dosage Take 20mg orally about 30 minutes before sexual activity, and adjust if necessary. Do not exceed one tablet in a 24-hour period.
Administration Take one tablet with a glass of water, with or without food. Avoid high-fat meals as they may delay the onset of action. Do not crush, split, or chew the tablet.
Contraindications Do not take Megalis if you are taking nitrates for chest pain or if you have certain heart conditions. Consult your doctor for alternatives.
Expiry Date Expiry for Megalis 20 mg is not less than November 2024
Prescription Required Yes
Manufacturer Macleods Pharmaceuticals Pvt. Ltd.

What are the Uses of Megalis 20 mg?

Megalis 20 mg is in the main used to deal with erectile dysfunction in men. It allows people with ED to have a more gratifying sexual revel in by growing blood flow to the penis at some stage in sexual arousal.

How Does Megalis 20 mg Work?

Megalis 20 mg works by using inhibiting the enzyme PDE5 within the frame. This inhibition effects in improved levels of cyclic guanosine monophosphate (cGMP), which relaxes blood vessels and permits for improved blood go with the flow to the penis. It is vital to notice that sexual stimulation is still required for the drugs to be effective.

Effects of Overdosing or Missing a Dose

Overdosing on Megalis 20 mg can lead to serious side effects, including prolonged erections (priapism), which require immediate medical attention. Missing a dose is not typically a concern, as Megalis is taken as needed before sexual activity.

What Should You Avoid While Taking Megalis 20 mg?

While taking Megalis 20 mg, it’s important to avoid consuming alcohol, grapefruit products, and other medications that interact negatively with Tadalafil. These can impact the effectiveness of the medication and potentially lead to side effects.

When Not to Use Megalis 20 mg?

Megalis 20 mg should not be used by individuals taking nitrates for chest pain or those with certain heart conditions. It’s crucial to consult with a healthcare provider to determine if Megalis is safe and appropriate for your specific situation.

Benefits of Megalis 20 mg

The benefits of Megalis 20 mg include the ability to treat erectile dysfunction effectively, allowing for improved sexual performance and satisfaction. Its long duration of action, up to 36 hours, provides a wider window for intimacy.

Side Effects of Megalis 20 mg

Common side effects of Megalis 20 mg include

– Headaches

– Flushing

– Upset stomach

– Back pain

– Muscle aches

– Stuffy or runny nose

– Dizziness

Serious side effects are rare but may include

– Prolonged erections

– Sudden vision loss

– Allergic reactions.

For additional information on side effects, please refer to this:

Strengths of Megalis

Another notable strength of Megalis is:

Megalis 10 mg


Store Megalis 20 mg at room temperature, away from light and moisture. Ensure it is out of the reach of children.


Megalis 20 mg may interact with certain medications, particularly nitrates, and other drugs used to treat ED. Always inform your healthcare provider about all the medications you are taking to avoid potential interactions.

Warning & Precaution

Follow your healthcare provider’s instructions and the medication’s packaging insert carefully. If you experience severe side effects or have a pre-existing medical condition, consult your doctor before using Megalis 20 mg.

Frequently Asked Questions

Q: How long does Megalis 20 mg take to work?

A: Megalis typically starts working within 30 minutes to 2 hours after ingestion, with the maximum effect occurring within 2 to 36 hours post-dose.

Q: Can I drink alcohol while taking Megalis 20 mg?

A: It’s best to avoid alcohol consumption while taking Megalis, as it can increase the likelihood of side effects.

Q: What should I do if I experience serious side effects after taking Megalis 20 mg?

A: Seek immediate medical attention if you experience severe side effects, such as prolonged erections, sudden vision loss, or severe allergic reactions.


  1. Tadalafil: MedlinePlus Drug Information published by :
  2. Erectile dysfunction – Symptoms and causes published by


The content available on this website blog serves solely for informational and educational purposes. It is not meant to replace professional medical advice, diagnosis, or treatment. We strongly recommend consulting your physician or a qualified healthcare provider for any inquiries or concerns related to a medical condition.


Active Ingredient



Erectile Dysfunction


Macleods Pharmaceuticals Pvt. Ltd.


4 Tablets in 1 strip



Delivery Time

6 To 15 days


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