Megalis 20 mg (Tadalafil)

Megalis 20 mg, a generic Cialis by Macleods Pharmaceuticals Pvt. Ltd., contains Tadalafil, a PDE-5 inhibitor. Primarily used to address erectile dysfunction, it helps achieve and sustain firmer erections.


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Megalis 20 mg is a generic Cialis medicine that is a product of an Indian Pharmaceutical company Macleods Pharmaceuticals Pvt. Ltd. The medicine falls in the PDE type 5 inhibitor class action medicine and has Tadalafil present in it as an active pharmaceutical ingredient.

The main use of the medicine is to treat erectile dysfunction, which is characterized by difficulty in achieving or maintaining an erection. Softer erections are an issue in which a person cannot develop a harder erection or an erection at all.

Premature ejaculation problem, on the other end, is an issue in which a person ejaculates very soon when having intercourse. The Megalis medicine will take 40-45 minutes to show its action in your body and stays active for 20-24 hours on average. The manufacturer packs the medicine in a silver foil strip which has four tablets present in it.

The shape of the tablet is biconvex and has a reddish-orange color. The tablet has Tadalafil salt in it, which is FDA approved. You can get the medicine only if you have a physician’s prescription.

How to use the medicine for best results?

  • You should always consume the medicine as a whole. Some people make mistakes by biting or chewing the tablet, which slows down the medicine’s working.
  • You should consume the medicine with a glassful of water. It would be best for swallowing the medicine and also suppress the side effects to an extent.
  • The medicine would work better if you consume only healthy food. Moreover, you can use the medicine before or after meals as per your choice.
  • It would help if you kept in mind to consume the medicine an hour before you are willing to have intercourse. After using the medicine it is better to get involved in sexually arousing activities that induce erection.

Megalis 20 mg details

How does Megalis 20 mg work?

The main reason erectile dysfunction issues happen in the body is PDE type 5. But you must know that PDE type 5 is released by the body to ensure the heart’s security. The body releases the hormone when the heart is at great risk due to the habits of a male, like junk food consumption, less physical activity, overthinking, etc.

When PDE5 is active in the body, it breaks down cGMP in the blood vessels. It is a vasodilator, and due to this, the blood vessels will contract. The blood cannot reach the penis and can not cause an erection.

The Tadalafil salt will activate and enter the blood vessels when you consume the medicine. The first task of the medicine is to block PDE type 5 from taking any actions. This action will give rise to cGMP, which will dilate a person’s blood vessels. Soon, a person gains a harder erection with sexual arousal, enough for satisfactory intercourse.

The next action of the salt is blocking the blood inside the penis. Due to this, the blood cannot retract easily, and you last longer when having intercourse. This way, the medicine suppresses both the symptoms of erectile dysfunction, and a person can have satisfactory intercourse.

The duration of the effect may vary from person to person. In addition, they gain the erection again if they feel like continuing the sex.

Who can use the Megalis 20 mg medicine?

  • People with erectile dysfunction issues can take the help of the Megalis 20 mg medicine. The main reason why people consume this medicine is to gain the sexual satisfaction back which they lose to the hands of erectile dysfunction.
  • People with Benign Prostatic Hyperplasia issues can also consume the Megalis 20 mg medicine. Those suffering from this issue can notice swelling in their prostate gland with symptoms like pain during urination and intercourse. The use of medicine helps in the permanent removal of the swelling and symptoms.
  • People with Pulmonary Arterial Hyperplasia issues can also take the help of this medicine. It will keep the symptoms of the issue under control, and you need to take it until you find a way to resolve it permanently.

Best dose for Megalis 20 mg

The physician will decide the best dose of Megalis medicine you must consume. They will also ensure that you are safe to use the medicine.

  • Missed dose

It is not a big deal if a person ever misses the dose. But making up for the dose is very important because it is necessary to ensure the medication’s effectiveness.. To make up for the dose, 12 hours or more must be left for the next dose. If the time is less than 12 hours, you should skip using the medicine.

  • Overdose

If you ever consume an overdose of the medicine, ensure that no side effects appear in your body. If side effects appear in your body and are uncontrollable, you must contact your physician. They will help you get rid of the side effects.

Side effects

  • The medicine can lead to headaches and nausea in your body.
  • Blurriness in front of your eyes and loss of vision might happen in your body.
  • The medicine can also lead to dizziness and drowsiness in your body.
  • The medicine can also lead to ringing in your ears.
  • The medicine can lead to a runny nose and a sore throat also.
  • Abdominal pain and vomiting are issues that might happen in your body.
  • The medicine can also cause issues like diarrhea and loose stools.
  • You might notice pain in muscles because of the medicine.
  • The medicine can lead to issues like weakness and tiredness in your body.
  • You might notice increased heartbeat and blood pressure because of the medicine.
  • The medicine can also lead to an elongated erection in your body which can be very painful.

Preventive measures

  • You must always share your complete medical history with the physician. They will ensure that you are safe to use the medicine or not.
  • The medicine is not safe for heart patients, It can directly harm their bodies.
  • Some people may experience dizziness or drowsiness after using the medicine, which could impair their ability to drive or operate heavy machinery.
  • If you are using the medicine, you should not consume alcohol or marijuana.
  • It would help if you never consumed grapefruit juice when using the medicine.
  • The medicine is unsafe for you if you consume nitrate-based or alpha-blocker medicines.
  • You must skip using the medicine if you have a fever, high blood pressure, nausea, or dizziness.

Potential Drug Substitutes

Frequently Asked Questions

  • How to store the medicine?

    1. Store the medicine at a temperature below 28 degrees Celsius.
    2. You must select a dry and dark place to store your medicine.
    3. You should always store the medicine away from direct sunlight.
  • How long does the medicine take to show its action?

The medicine will take 40-45 minutes to show its action in your body. It completely depends on the levels of issues you have in your body. You can adjust the time of medicine consumption according to the time that the medicine consumes.

Related Products


  • Drugs Approved by Central Drugs Standard Control Organisation: Drug Name, Strength, Indication. Available online: Reference Link
  • Definition & Facts for Erectile Dysfunction: Available online: Reference Link
  • How Tadalafil treats erectile dysfunction, pulmonary hypertension and benign prostate enlargement, and how to take it: Available online: Reference Link
  • Tadalafil: MedlinePlus Drug Information.  Available online: Reference Link
  • Tadalafil Interactions: Available online: Reference Link
  • Tadalafil (Oral Route) Side Effects: Available online: Reference Link


  • Medzpills aims to provide consumers with reliable, trustworthy, and expert-reviewed information. This article has been reviewed by Parry Stone, an expert in the field. However, it is important to note that the information presented should not be used as a substitute for the advice of a qualified medical professional. The information provided serves only as a source of knowledge and may not cover all aspects of health conditions, lab tests, medications, potential side effects, drug interactions, warnings, alerts, and more. It is highly recommended to consult with your doctor and address any concerns or questions you may have about a specific disease or medication. At Medzpills, we strive to supplement, rather than replace, the essential doctor-patient relationship.
Active Ingredient


Delivery Time:

6 To 15 days


Erectile Dysfunction


Macleods Pharmaceuticals Pvt. Ltd.


4 Tablets in 1 strip


20 mg

Equivalent Brand


Pharmaceutical Form


Country of origin



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