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Asa and Xenical drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Asa (aspirin) and Xenical (orlistat). Common drug interactions include blood pressure decreased among females and abdominal discomfort among males.

The phase IV clinical study analyzes what interactions people have when they take Asa and Xenical. It is created by eHealthMe based on reports of 13 people who take the same drugs from the FDA, and is updated regularly.

What is Asa?

Asa has active ingredients of aspirin. It is often used in blood clots. eHealthMe is studying from 32,557 Asa users. Check the latest studies of Asa.

What is Xenical?

Xenical has active ingredients of orlistat. It is often used in weight loss. eHealthMe is studying from 11,722 Xenical users. Check the latest studies of Xenical.

On Aug, 01, 2026

13 people who take Asa and Xenical together, and have interactions are studied.

Asa and Xenical drug interactions.

What are the common drug interactions of Asa and Xenical, by gender? *:

female:

  1. Blood pressure decreased
  2. Trigger finger
  3. Arthralgia (joint pain)
  4. Back pain
  5. Weight increased
  6. Blood pressure fluctuation
  7. Fatigue (feeling of tiredness)
  8. Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development)
  9. Nausea (feeling of having an urge to vomit)
  10. Pain

male:

  1. Abdominal discomfort
  2. Chest discomfort
  3. Pericardial effusion (fluid around the heart)
  4. Slow speech
  5. Syncope (loss of consciousness with an inability to maintain postural tone)
  6. Weight increased
  7. Decreased immune responsiveness
  8. Diarrhoea
  9. Drug ineffective
  10. Fatigue (feeling of tiredness)

What are the common drug interactions of Asa and Xenical, 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. Blood pressure decreased
  2. Trigger finger
  3. Abdominal discomfort
  4. Chest discomfort
  5. Decreased immune responsiveness
  6. Diarrhoea
  7. Drug ineffective
  8. Headache (pain in head)
  9. Hepatic cirrhosis (chronic liver disease characterized by replacement of liver tissue by fibrosis, scar tissue)
  10. Hypotension (abnormally low blood pressure)

What are the existing conditions these people have? *

  1. Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 8 people, 61.54%
  2. Pain: 7 people, 53.85%
  3. Hepatitis C: 1 person, 7.69%
  4. Chronic Myeloid Leukaemia (long lasting type of cancer that starts in the blood-forming cells of the bone marrow and invades the blood): 1 person, 7.69%

* Approximation only. Some reports may have incomplete information.

Do you take Asa and Xenical?

- 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 Asa and Xenical:

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 Asa:

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 Xenical:

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 Asa 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 Xenical 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

Related publications that referenced our studies

How the study uses the data?

The study uses data from the FDA. It is based on aspirin and orlistat (the active ingredients of Asa and Xenical, respectively), and Asa and Xenical (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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