Allegra side effects - from FDA reports


In this review, we analyze Allegra side effects by the time on the drug, gender and age of the people who have side effects while taking Allegra. The review is based on 50,071 people who have side effects while taking the drug from FDA, and is updated regularly.

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Allegra

Allegra has active ingredients of fexofenadine hydrochloride. It is often used in allergies. (latest outcomes from Allegra 51,818 users)


On Oct, 21, 2018

50,071 people who take Allegra are studied.


Number of reports submitted per year:

Allegra side effects.

Most common side effects over time *:

< 1 month:
  • Drug ineffective
  • Vomiting
  • Insomnia (sleeplessness)
  • Rash
  • Nausea (feeling of having an urge to vomit)
1 - 6 months:
  • Pruritus (severe itching of the skin)
  • Vomiting
  • White blood cell count decreased
  • Pancreatitis acute (sudden inflammation of pancreas)
  • Platelet count decreased
6 - 12 months:
  • Weight increased
  • Erythema multiforme (a type of hypersensitivity reaction)
  • Malaise (a feeling of general discomfort or uneasiness)
  • Pulmonary embolism (blockage of the main artery of the lung)
  • Weight decreased
1 - 2 years:
  • Scleroderma (hard skin)
  • Loss of consciousness
  • Vomiting
  • Anaemia (lack of blood)
  • Cardiac failure acute
2 - 5 years:
  • Weight increased
  • Depression
  • Vocal cord polyp
  • Abdominal pain upper
  • Breast cancer female
5 - 10 years:
  • Anxiety
  • Cholecystitis chronic (long lasting infection of gallbladder)
  • Pulmonary embolism (blockage of the main artery of the lung)
  • Depression
  • Nephrolithiasis (calculi in the kidneys)
10+ years:
  • Therapeutic response unexpected
  • Breast cancer female
  • Drug effect decreased
  • Fall
  • Hypersomnia (excessive daytime sleepiness (eds))
not specified:
  • Drug ineffective
  • Vomiting
  • Somnolence (a state of near-sleep, a strong desire for sleep)
  • Weight increased
  • Therapeutic response decreased (less preventive response)

Click here to view more results or personalize the results to your gender and age

Most common side effects by gender *:

female:
  • Drug ineffective
  • Vomiting
  • Weight increased
  • Nausea (feeling of having an urge to vomit)
  • Weight decreased
male:
  • Drug ineffective
  • Vomiting
  • Nausea (feeling of having an urge to vomit)
  • Myocardial infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)
  • Pneumonia

Click here to view more results or personalize the results to your gender and age

Most common side effects by age *:

0-1:
  • Vomiting
  • Rash
  • Cardiac failure
  • Drug ineffective
  • Pyrexia (fever)
2-9:
  • Vomiting
  • Drug ineffective
  • Product taste abnormal
  • Dysgeusia (disorder of the sense of taste)
  • Hypersensitivity
10-19:
  • Drug ineffective
  • Vomiting
  • Somnolence (a state of near-sleep, a strong desire for sleep)
  • Suicide attempt
  • Tremor (trembling or shaking movements in one or more parts of your body)
20-29:
  • Weight decreased
  • Deep vein thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis)
  • Injection site pain
  • Vision blurred
  • Abdominal pain upper
30-39:
  • Drug ineffective
  • Vomiting
  • Weight increased
  • Urticaria (rash of round, red welts on the skin that itch intensely)
  • Nausea (feeling of having an urge to vomit)
40-49:
  • Drug ineffective
  • Weight increased
  • Vomiting
  • Urticaria (rash of round, red welts on the skin that itch intensely)
  • Nausea (feeling of having an urge to vomit)
50-59:
  • Drug ineffective
  • Vomiting
  • Weight increased
  • Weight decreased
  • Nausea (feeling of having an urge to vomit)
60+:
  • Drug ineffective
  • Weight decreased
  • Vomiting
  • Weight increased
  • Somnolence (a state of near-sleep, a strong desire for sleep)

Click here to view more results or personalize the results to your gender and age

* Approximation only. Some reports may have incomplete information.

FDA reports used in this study

You are not alone:

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All Allegra side effects from A to Z

a b c d e f g h i j k l m n o p q r s t u v w x y z

On eHealthMe, Allegra (fexofenadine hydrochloride) is often used to treat hypersensitivity. Find out below the conditions the drugs are used for and how effective they are.

What is the drug used for and how effecitve is it:


Recent updates

Recent general studies
Recent personal studies

NOTE: The study is based on active ingredients and brand name. Other drugs that have the same active ingredients (e.g. generic drugs) are NOT considered.

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only, and has not been supported by scientific studies or clinical trials unless otherwise stated. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

You may report adverse side effects to the FDA at http://www.fda.gov/medwatch/ or 1-800-FDA-1088 (1-800-332-1088).

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