Zoloft and Novalgin drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Zoloft (sertraline hydrochloride) and Novalgin (metamizole). Common drug interactions include rash among females and infection among males.

The phase IV clinical study analyzes what interactions people have when they take Zoloft and Novalgin. 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 Zoloft?

Zoloft has active ingredients of sertraline hydrochloride. It is often used in depression. eHealthMe is studying from 138,798 Zoloft users. Check the latest studies of Zoloft.

What is Novalgin?

Novalgin has active ingredients of metamizole. It is often used in pain. eHealthMe is studying from 10,177 Novalgin users. Check the latest studies of Novalgin.



On Jul, 29, 2026

20 people who take Zoloft and Novalgin together, and have interactions are studied.

Zoloft and Novalgin drug interactions.

What are the common drug interactions of Zoloft and Novalgin, by gender? *:

female:

  1. Rash
  2. Asthenia (weakness)
  3. Brain oedema (excess accumulation of fluid in the intracellular or extracellular spaces of the brain)
  4. Eosinophilia (eosinophil count in the peripheral blood exceeds)
  5. Febrile neutropenia (fever with reduced white blood cells)
  6. Petechiae (a small red or purple spot caused by bleeding into the skin)
  7. Pneumonia
  8. Vasculitis (inflammation of a blood vessel or blood vessels)
  9. Feeling of despair
  10. Suicidal ideation

male:

  1. Infection
  2. Toxic epidermal necrolysis (a rare, life-threatening skin condition that is usually caused by a reaction to drugs causes wide spread skin destruction)
  3. Blister (small pocket of fluid within the upper layers of the skin caused by forceful rubbing (friction), burning, freezing, chemical exposure)
  4. Erythema (redness of the skin)
  5. General physical health deterioration (weak health status)
  6. Pyrexia (fever)
  7. Scab (a hard coating on the skin formed during the wound healing)

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

0-1:

n/a

2-9:

  1. Toxic epidermal necrolysis (a rare, life-threatening skin condition that is usually caused by a reaction to drugs causes wide spread skin destruction)
  2. Blister (small pocket of fluid within the upper layers of the skin caused by forceful rubbing (friction), burning, freezing, chemical exposure)
  3. Erythema (redness of the skin)
  4. General physical health deterioration (weak health status)
  5. Pyrexia (fever)
  6. Scab (a hard coating on the skin formed during the wound healing)

10-19:

n/a

20-29:

  1. Meningitis listeria (a bacterial infection of the membranes covering the brain and spinal cord (meninges))
  2. Urticaria (rash of round, red welts on the skin that itch intensely)
  3. Multiple sclerosis relapse (reoccurrence of a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath)
  4. Back pain
  5. Cystitis (inflammation of the wall of the bladder)
  6. Leukopenia (less number of white blood cells in blood)
  7. Mastoiditis (infection of mastoid bone)
  8. Neutropenia (an abnormally low number of neutrophils)
  9. Rash
  10. Rhinitis (a medical term for irritation and inflammation of the mucous membrane inside the nose)

30-39:

  1. Feeling of despair
  2. Suicidal ideation
  3. Suicide attempt
  4. Dizziness
  5. Lacrimation increased
  6. Nausea (feeling of having an urge to vomit)
  7. Visual acuity reduced (reduced clearness of vision)

40-49:

  1. Rash
  2. Vasculitis (inflammation of a blood vessel or blood vessels)
  3. Brain death
  4. Circulatory collapse
  5. Ischaemic stroke (stroke; caused by an interruption in the flow of blood to the brain)
  6. Palpitations (feelings or sensations that your heart is pounding or racing)
  7. Pneumothorax (the presence of air or gas in the cavity between the lungs and the chest wall, causing collapse of the lung)
  8. Eosinophilia (eosinophil count in the peripheral blood exceeds)
  9. Infection
  10. Petechiae (a small red or purple spot caused by bleeding into the skin)

50-59:

n/a

60+:

  1. Asthenia (weakness)
  2. Brain oedema (excess accumulation of fluid in the intracellular or extracellular spaces of the brain)
  3. Febrile neutropenia (fever with reduced white blood cells)
  4. Pneumonia
  5. Ascites (accumulation of fluid in the abdominal cavity)
  6. Delirium (wild excitement)
  7. Subileus

What are the existing conditions these people have? *

  1. Multiple Sclerosis Relapse (reoccurrence of a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 3 people, 15.00%
  2. Nausea (feeling of having an urge to vomit): 3 people, 15.00%
  3. Hypokalemia (low potassium): 3 people, 15.00%
  4. Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 3 people, 15.00%
  5. High Blood Pressure: 3 people, 15.00%
  6. Lymphoma (cancer that begins in immune system cells): 2 people, 10.00%
  7. Constipation: 2 people, 10.00%
  8. Multiple Myeloma (cancer of the plasma cells): 2 people, 10.00%
  9. Weight Decreased: 2 people, 10.00%
  10. Neoplasm Malignant (cancer tumour): 2 people, 10.00%

* Approximation only. Some reports may have incomplete information.

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Related studies:

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

Browse all drug interactions of Zoloft and Novalgin:

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 Zoloft:

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 Novalgin:

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 Zoloft 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 Novalgin 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 sertraline hydrochloride and metamizole (the active ingredients of Zoloft and Novalgin, respectively), and Zoloft and Novalgin (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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