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Aricept and Tarceva drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Aricept (donepezil hydrochloride) and Tarceva (erlotinib hydrochloride). Common drug interactions include fatigue among females and enteritis among males.

The phase IV clinical study analyzes what interactions people have when they take Aricept and Tarceva. It is created by eHealthMe based on reports of 26 people who take the same drugs from the FDA, and is updated regularly.

What is Aricept?

Aricept has active ingredients of donepezil hydrochloride. It is often used in alzheimer's disease. eHealthMe is studying from 24,756 Aricept users. Check the latest studies of Aricept.

What is Tarceva?

Tarceva has active ingredients of erlotinib hydrochloride. It is often used in lung cancer. eHealthMe is studying from 31,036 Tarceva users. Check the latest studies of Tarceva.

On Jul, 13, 2026

26 people who take Aricept and Tarceva together, and have interactions are studied.

Aricept and Tarceva drug interactions.

What are the common drug interactions of Aricept and Tarceva, by gender? *:

female:

  1. Fatigue (feeling of tiredness)
  2. Rash
  3. Alopecia (absence of hair from areas of the body)
  4. Asthenia (weakness)
  5. Chills (felling of cold)
  6. Decreased appetite
  7. Diarrhoea
  8. Dry mouth
  9. Dry skin
  10. Dyspepsia (indigestion)

male:

  1. Enteritis (inflammation of the small intestine)
  2. Dehydration (dryness resulting from the removal of water)
  3. Depression
  4. Disease progression
  5. Insomnia (sleeplessness)
  6. Muscular weakness (muscle weakness)
  7. Nocturia (the need to get up in the night to urinate)
  8. Rash
  9. Slow response to stimuli (slow response by nerves)
  10. Blood calcium decreased

What are the common drug interactions of Aricept and Tarceva, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

n/a

50-59:

n/a

60+:

  1. Enteritis (inflammation of the small intestine)
  2. Dehydration (dryness resulting from the removal of water)
  3. Blood calcium decreased
  4. Blood chloride decreased
  5. Cardiac tamponade (fluid accumulates in heart covering)
  6. Chronic obstructive pulmonary disease (a progressive disease that makes it hard to breathe)
  7. Decreased appetite
  8. Drug toxicity
  9. Dry mouth
  10. Dyspepsia (indigestion)

What are the existing conditions these people have? *

  1. Lung Neoplasm Malignant (cancer tumour of lung): 12 people, 46.15%
  2. Lung Cancer - Non-Small Cell (lung cancer): 12 people, 46.15%
  3. Renal Cell Carcinoma (a kidney cancer): 2 people, 7.69%
  4. Malignant Urinary Tract Neoplasm (cancer tumour of urinary tract organs): 2 people, 7.69%

* Approximation only. Some reports may have incomplete information.

Do you take Aricept and Tarceva?

- Personalize this study to your gender, age, symptoms and drugs
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, side effects of, and alternative drugs to the 2 drugs:

Browse all drug interactions of Aricept and Tarceva:

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

Sub-studies by gender and age:

Female: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Male: 0-1 2-9 10-19 20-29 30-39 40-49 50-59 60+

Browse all side effects of Aricept:

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

Browse all side effects of Tarceva:

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

Browse all interactions between Aricept 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 z

Browse all interactions between Tarceva 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 z

How the study uses the data?

The study uses data from the FDA. It is based on donepezil hydrochloride and erlotinib hydrochloride (the active ingredients of Aricept and Tarceva, respectively), and Aricept and Tarceva (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.

How to use the study?

DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.

Who is eHealthMe?

With medical big data and proven AI/ML 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 800+ peer-reviewed 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.

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.

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