Allegra 180 mg
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Allegra 180 mg


Allegra 180 mg is prescribed by physicians to treat asthma and chronic obstructive pulmonary disease symptoms. The active ingredient of this medicine is Fexofenadine.

30 tabs $12.00
60 tabs $21.00
90 tabs $30.00

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If you are suffering from asthma, this medication may help you. It also may be used to treat chronic obstructive pulmonary disease (COPD). Allegra 180 mg helps to relieve symptoms such as breathlessness, wheezing, and coughing due to the medical conditions listed above. While the active ingredient is Fexofenadine, it also contains other inactive ingredients such as calcium phosphate, calcium sulfate, magnesium stearate, and others. Fexofenadine belongs to the group of medications called antihistamines. This medication works by relaxing and widening the airways. This effect helps to breathe more easily. In addition, it is not advised to use this medication without the doctor’s prescription because you may notice unwanted results.

The manufacturer of Allegra 180 mg is Aventis Pharma Limited.

How to Administer Allegra 180 mg?

Take the tablet whole by mouth with a glass full of water and avoid other beverages such as alcohol because it may increase the risk of adverse effects. While swallowing, you should not break, chew, or crush the tablet. To get a better effect from Allegra 180 mg, you should administer the tablet at a fixed time every day. The recommended dose per day (24 hours) is usually one tablet or as directed by your doctor. If you experience nausea or stomach upset, you can administer the tablet with milk or light food.

It is not recommended to use Allegra 180 mg more often than your doctor prescribes because it will not treat your medical condition faster. In any case, if you are not noticing the desired result, your physician may increase the dosage for several weeks.

Use a special device or spoon whether you are using the liquid form of Fexofenadine. It is not allowed to use a household spoon because you may get the wrong dose. Tell your doctor if your medical condition does not improve or if it worsens.


The dosages fluctuate among patients. It depends on your age, the severity of the health condition, other drugs that you may be using, your response to treatment, and weight (for children only). If you have doubts about what dosage is better for you, discuss it with a doctor. In addition, keep using this medicine even if you feel well because if you stop the treatment suddenly without the doctor’s approval, symptoms may return.

Missed Dose

Usually, if you miss a dose, you should administer it as soon as possible. However, if it is near the time for the next dose, just skip the missed dose and continue the regular treatment. Do not double the dose the next time to catch up because it may increase the risk of adverse effects.


In rare cases, if you administer more tablets than your doctor prescribes, you may notice an overdose. Stop taking Allegra 180 mg and ask for medical help immediately if you experience any of the following symptoms. For example severe dizziness, breathlessness, passing out, irregular heartbeat, and others. Ask your doctor if you have any other questions.

Side Effects of Allegra 180 mg

All medications may give you certain side effects and Allegra 180 mg is not an exception. In any case, if your body adjusts to this medication, you may not notice any of the following side effects. Two factors that can provoke side effects are overdose and allergy. There are three types of side effects: mild, moderate, and severe.

Mild Side Effects

Most patients ignore this category of adverse effects. However, it is recommended to tell your doctor if you experience any of the following side effects. Check some examples below:

Moderate Side Effects

This category of side effects usually is not dangerous for the patients. It means that they can continue the treatment safely. Your physician may help you to avoid or prevent side effects. For example:

Severe Side Effects

Rarely, you may notice this category of adverse effects. Stop using Allegra 180 mg and consult a doctor at once if you are experiencing any of the following side effects. Check below some examples:

  • Tremors
  • Fast or irregular heartbeat
  • Nervousness
  • Restlessness
  • Sore throat
  • Insomnia (sleeping problems)

This document does not contain all possible adverse effects. Therefore, it is advised to tell your physician if you experience any of the side effects listed above or any other effects.

Drug Interaction

Certain medicines may interact with Allegra 180 mg and reduce the effectiveness of the medicine or even increase the risk of adverse effects. However, you should inform your physician about all products that you are using before taking Allegra 180 mg. For example herbal products, supplements, vitamins, prescription medicines, nonprescription medicines, and others. Check some examples below:

  • Betamethasone
  • Beclomethasone
  • Atomoxetine
  • Deflazacort
  • Alcohol
  • Furosemide
  • Metformin
  • Prednisone
  • Fluticasone
  • Salmeterol
  • Budesonide
  • Tramadol
  • Trazodone

Check below also some diseases that may interact with Fexofenadine:

  • Renal dysfunction
  • Seizures
  • Hypokalemia
  • Diabetes
  • Cardiovascular disease

This article does not contain a complete list of drug and disease interactions. That’s why it is advised to consult a doctor before using Allegra 180 mg. Moreover, you should not start, stop, or change the dosages without the doctor’s approval because you may experience undesired results.


  • It is recommended to store Allegra 180 mg in dry and cool places away from direct sunlight. It is not allowed to keep Fexofenadine in the bathroom.
  • Keep away this drug from the reach of children and pets because it may be harmful to them.

Where to Buy Allegra 180 mg?

You can find this medicine at many local pharmacy stores. In any case, you can choose the online pharmacy We guarantee 100% original branded medicines, fast delivery, low prices compared to local pharmacy stores, as well as great customer support. Moreover, if you get the wrong medications, you can change or return them. In addition, on you can find drugs used to treat other diseases such as HIV infection, erectile dysfunction (ED), kidney or liver disease, mental disorders (such as depression), heart disease, and others. Place the order on our website and we will bring the medications right to your place.


  • You should not use Allegra 180 mg after the expiry date because it may increase the risk of severe side effects.
  • Information in this article may be different from the doctor’s prescription. Therefore, to treat your medical conditions fast and safely, it is recommended to follow the doctor’s recommendations only.

Additional information

Active Ingredient



Aventis Pharma Limited


10 tabs/blister




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