Levaquin and Torecan drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Levaquin (levofloxacin) and Torecan (thiethylperazine maleate). Common drug interactions include abdominal pain among females and agranulocytosis among males.

The phase IV clinical study analyzes what interactions people have when they take Levaquin and Torecan. It is created by eHealthMe based on reports of 20 people who take the same drugs from the FDA, and is updated regularly.

What is Levaquin?

Levaquin has active ingredients of levofloxacin. It is often used in sinusitis. eHealthMe is studying from 56,638 Levaquin users. Check the latest studies of Levaquin.

What is Torecan?

Torecan has active ingredients of thiethylperazine maleate. eHealthMe is studying from 406 Torecan users. Check the latest studies of Torecan.



On Jul, 05, 2026

20 people who take Levaquin and Torecan together, and have interactions are studied.

Levaquin and Torecan drug interactions.

What are the common drug interactions of Levaquin and Torecan, by gender? *:

female:

  1. Abdominal pain
  2. Accident at work
  3. Agranulocytosis (a deficiency of granulocytes in the blood, causing increased vulnerability to infection)
  4. Alpha haemolytic streptococcal infection (infections with alpha-haemolytic strep bacteria are common; many strains live naturally in humans)
  5. Aortic arteriosclerosis (hardening of the aortic arteries)
  6. Arthralgia (joint pain)
  7. Asthenia (weakness)
  8. Atrophy (wasting away of a part of the body)
  9. Bacterial infection
  10. Blood alkaline phosphatase increased

male:

  1. Agranulocytosis (a deficiency of granulocytes in the blood, causing increased vulnerability to infection)
  2. Amnesia (deficit in memory caused by brain damage, disease, or psychological trauma)
  3. Blood glucose fluctuation
  4. Blood phosphorus decreased
  5. Bone disorder
  6. Bronchitis (inflammation of the mucous membrane in the bronchial tubes)
  7. Cataract (clouding of the lens inside the eye)
  8. Cellulitis (infection under the skin)
  9. Cerebral ischaemia (insufficient blood flow to the brain to meet metabolic demand)
  10. Chronic obstructive pulmonary disease (a progressive disease that makes it hard to breathe)

What are the common drug interactions of Levaquin and Torecan, 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:

  1. Neuropathy peripheral (surface nerve damage)
  2. Onychomycosis (fungal infection of the nail)
  3. Osteoarthritis (a joint disease caused by cartilage loss in a joint)
  4. Osteonecrosis of jaw (death of bone of jaw)
  5. Osteosclerosis (an elevation in bone density)
  6. Tendonitis (a condition that causes pain and swelling of tendons)
  7. Anaemia (lack of blood)
  8. Rib fracture
  9. Nausea (feeling of having an urge to vomit)
  10. Arthralgia (joint pain)

60+:

  1. Bone disorder
  2. Neutropenia (an abnormally low number of neutrophils)
  3. Haemoglobin decreased
  4. Haemorrhoids (a swollen vein or group of veins in the region of the anus)
  5. Impaired healing
  6. Implant infection (infection at implant site)
  7. Insomnia (sleeplessness)
  8. Lacrimation increased
  9. Mucosal inflammation (infection of mucous membrane)
  10. Osteomyelitis acute (rapid infection of bone)

What are the existing conditions these people have? *

  1. Ovarian Cancer (cancer of ovary): 9 people, 45.00%
  2. Neoplasm Malignant (cancer tumour): 9 people, 45.00%
  3. Migraine (headache): 9 people, 45.00%
  4. Hot Flush (sudden feelings of heat): 9 people, 45.00%
  5. Discomfort: 9 people, 45.00%
  6. Breast Cancer Metastatic: 9 people, 45.00%
  7. Breast Cancer: 9 people, 45.00%
  8. Granulocyte Count Decreased: 8 people, 40.00%
  9. Multiple Myeloma (cancer of the plasma cells): 2 people, 10.00%
  10. Herpes Zoster: 1 person, 5.00%

* Approximation only. Some reports may have incomplete information.

Do you take Levaquin and Torecan?

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Related studies:

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

Browse all drug interactions of Levaquin and Torecan:

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 Levaquin:

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 Torecan:

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 Levaquin 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 Torecan 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 levofloxacin and thiethylperazine maleate (the active ingredients of Levaquin and Torecan, respectively), and Levaquin and Torecan (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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