Allegra and Olanzapine drug interactions - a phase IV clinical study of FDA data
Summary:
Drug interactions are reported among 61 people who take Allegra and Olanzapine. Common interactions include haematochezia among females, and altered state of consciousness among males.
The phase IV clinical study analyzes what interactions people who take Allegra and Olanzapine have. It is created by eHealthMe based on reports from the FDA, and is updated regularly. You may use the study as a second opinion to make health care decisions.
Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 700+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.
61 people who take Allegra and Olanzapine together, and have interactions are studied.
What is Allegra?
Allegra has active ingredients of fexofenadine hydrochloride. It is used in allergies. Currently, eHealthMe is studying from 72,432 Allegra users.
What is Olanzapine?
Olanzapine has active ingredients of olanzapine. It is used in bipolar disorder. Currently, eHealthMe is studying from 63,439 Olanzapine users.
Number of Allegra and Olanzapine reports submitted per year:

Common Allegra and Olanzapine drug interactions by gender *:
female:
- Haematochezia
- Hallucination, auditory
- Heat stroke
- Headache
- Asthenia
- Device failure
- Drug toxicity
- Fatigue
- Suicidal ideation
- Vision blurred
male:
- Altered state of consciousness
- Transient ischaemic attack
- Rash
- Skin fissures
- Tardive dyskinesia
- Acne pustular
- Diabetes mellitus
- Drug ineffective
- Drug resistance
- Obesity
Common Allegra and Olanzapine drug interactions by age *:
0-1:
n/a
2-9:
n/a
10-19:
- Bronchopulmonary aspergillosis allergic
- Deep vein thrombosis
- Fatigue
- Headache
- Infective pulmonary exacerbation of cystic fibrosis
- Somnolence
- Acne pustular
- Depressed level of consciousness
- Drug ineffective
- Drug resistance
20-29:
- Anaemia
- Hospitalisation
- Hypothyroidism
- Pancreatitis acute
- Somnolence
- Suicidal ideation
- Surgery
- Apnoea
- Asthenia
- Chest pain
30-39:
- Blindness transient
- Crying
- Diabetes mellitus
- Vision blurred
- Vomiting
- Abortion spontaneous
- Alanine aminotransferase increased
- Aspartate aminotransferase increased
- Blindness hysterical
- Blood alkaline phosphatase increased
40-49:
- Device failure
- Drug toxicity
- Headache
- Sleep apnoea syndrome
- Surgery
- Administration site reaction
- Back pain
- Cystitis
- Diabetic coma
- Erythema
50-59:
- Rhabdomyolysis
- Cellulitis
- Delusion
- Hyperlipidaemia
- Hypertension
- Oedema
- Paraesthesia
60+:
- Asthenia
- Balance disorder
- Arthritis infective
- Arthropathy
- Blood potassium decreased
- Cardiac failure
- Decreased appetite
- Dehydration
- Diarrhoea
- Dysgeusia
Common conditions people have *:
- Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 17 people, 27.87%
- Cataplexy (loss of muscle tone accompanied by full conscious awareness): 9 people, 14.75%
- Pain: 8 people, 13.11%
- Nausea (feeling of having an urge to vomit): 4 people, 6.56%
- Chronic Inflammatory Demyelinating Polyradiculoneuropathy (long lasting infection of nerves outside brain and spinal cord): 4 people, 6.56%
* Approximation only. Some reports may have incomplete information.
Do you take Allegra and Olanzapine?
Personalize this study to your gender and ageHow to use the study?
You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.
Related publications that referenced our studies
- Gupta SK, Shwetank B, "Reversible bilateral sensori-neural hearing loss due to olanzapine in a male suffering from bipolar affective disorder", Indian journal of pharmacology, 2014 Jan .
- Og?odek E, Szota A, Araszkiewicz A, "Olanzapine-induced neuroleptic malignant syndrome after 10 years of treatment", Aust NZJ Psychiatry, 2013 Oct .
Related studies
Drug side effects by duration, gender and age:
- Allegra side effects (72,432 reports)
- Olanzapine side effects (63,439 reports)
Common Allegra drug interactions:
- Allegra and Singulair: 6,546 reports
- Allegra and Aspirin: 6,057 reports
- Allegra and Flonase: 5,081 reports
- Allegra and Prednisone: 4,674 reports
- Allegra and Vitamin d: 4,254 reports
- Allegra and Nexium: 4,036 reports
- Allegra and Synthroid: 3,949 reports
- Allegra and Albuterol: 3,914 reports
- Allegra and Zyrtec: 3,603 reports
- Allegra and Lipitor: 3,399 reports
Browse interactions between Allegra and drugs 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 zCommon Olanzapine drug interactions:
- Olanzapine and Loraz: 6,882 reports
- Olanzapine and Risperidone: 6,534 reports
- Olanzapine and Aripiprazole: 4,996 reports
- Olanzapine and Clozapine: 4,873 reports
- Olanzapine and Sertraline: 4,274 reports
- Olanzapine and Clonazepam: 4,245 reports
- Olanzapine and Diazepam: 3,909 reports
- Olanzapine and Mirtazapine: 3,757 reports
- Olanzapine and Fluoxetine: 3,089 reports
- Olanzapine and Abilify: 2,846 reports
Browse interactions between Olanzapine and drugs 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 zHow the study uses the data?
The study uses data from the FDA. It is based on fexofenadine hydrochloride and olanzapine (the active ingredients of Allegra and Olanzapine, respectively), and Allegra and Olanzapine (the brand names). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study. Patients in the study may take other drugs besides Allegra and Olanzapine.
Who is eHealthMe?
With medical big data and proven AI algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 700+ medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).
WARNING, DISCLAIMER, USE FOR PUBLICATION
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. Our phase IV clinical studies alone cannot establish cause-effect relationship. 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.
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