Prevacid and Cytotec drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Prevacid (lansoprazole) and Cytotec (misoprostol). Common drug interactions include pain in extremity among females and nausea among males.

The phase IV clinical study analyzes what interactions people have when they take Prevacid and Cytotec. It is created by eHealthMe based on reports of 86 people who take the same drugs from the FDA, and is updated regularly.

What is Prevacid?

Prevacid has active ingredients of lansoprazole. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 130,714 Prevacid users. Check the latest studies of Prevacid.

What is Cytotec?

Cytotec has active ingredients of misoprostol. It is often used in abortion. eHealthMe is studying from 5,812 Cytotec users. Check the latest studies of Cytotec.



On Jul, 09, 2026

86 people who take Prevacid and Cytotec together, and have interactions are studied.

Prevacid and Cytotec drug interactions.

What are the common drug interactions of Prevacid and Cytotec, by gender? *:

female:

  1. Pain in extremity
  2. Arthralgia (joint pain)
  3. Cough
  4. Gastrointestinal haemorrhage (bleeding gastrointestinal tract)
  5. Insomnia (sleeplessness)
  6. Anxiety
  7. Asthenia (weakness)
  8. Bronchitis (inflammation of the mucous membrane in the bronchial tubes)
  9. Constipation
  10. Herpes zoster

male:

  1. Nausea (feeling of having an urge to vomit)
  2. Diarrhoea
  3. Rash
  4. Depression
  5. Drug addiction
  6. Drug tolerance increased
  7. Dyspnoea exertional (breathlessness or shortness of breath)
  8. Insomnia (sleeplessness)
  9. Pancreatitis acute (sudden inflammation of pancreas)
  10. Postoperative infection

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

  1. Back pain
  2. Gastrointestinal disorder (functional problems of gastrointestinal tract)
  3. Melaena (the passage of black, tarry stools)
  4. Abdominal pain upper
  5. Amnesia (deficit in memory caused by brain damage, disease, or psychological trauma)
  6. Asthenia (weakness)
  7. Blood triglycerides increased
  8. Cerebrovascular accident (sudden death of some brain cells due to lack of oxygen when the blood flow to the brain is impaired by blockage or rupture)
  9. Chest pain
  10. Coma (state of unconsciousness lasting more than six hours)

40-49:

  1. Nausea (feeling of having an urge to vomit)
  2. Pyrexia (fever)
  3. Chest pain
  4. Vomiting
  5. Ascites (accumulation of fluid in the abdominal cavity)
  6. Coma (state of unconsciousness lasting more than six hours)
  7. Confusional state
  8. Depression
  9. Diarrhoea
  10. Dizziness

50-59:

  1. White blood cell count decreased
  2. Asthenia (weakness)
  3. Blood glucose increased
  4. Bronchitis (inflammation of the mucous membrane in the bronchial tubes)
  5. Cardio-respiratory arrest (sudden dysfunction of heart and lungs)
  6. Cough
  7. Decreased activity
  8. Eczema gravitational (skin changes which occur as a result of an increase in venous pressure in the legs)
  9. Febrile neutropenia (fever with reduced white blood cells)
  10. Haemoglobin decreased

60+:

  1. Fatigue (feeling of tiredness)
  2. Dyspnoea (difficult or laboured respiration)
  3. Asthenia (weakness)
  4. Back pain
  5. Compression fracture (fracture due to pressure caused by injury)
  6. Fall
  7. Gastrointestinal haemorrhage (bleeding gastrointestinal tract)
  8. Headache (pain in head)
  9. Hiatus hernia (hernia resulting from the protrusion of part of the stomach through the diaphragm)
  10. Insomnia (sleeplessness)

What are the existing conditions these people have? *

  1. Pain: 11 people, 12.79%
  2. Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 6 people, 6.98%

* Approximation only. Some reports may have incomplete information.

Do you take Prevacid and Cytotec?

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Related studies:

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

Browse all drug interactions of Prevacid and Cytotec:

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 Prevacid:

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 Cytotec:

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 Prevacid 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 Cytotec 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 lansoprazole and misoprostol (the active ingredients of Prevacid and Cytotec, respectively), and Prevacid and Cytotec (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.

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