Loratadine and Injection site rash - a phase IV clinical study of FDA data

Summary:

Injection site rash is reported as a side effect among people who take Loratadine (loratadine), especially for people who are female, 60+ old, have been taking the drug for 1 - 6 months also take Humira, and have Rheumatoid arthritis.

The phase IV clinical study analyzes which people have Injection site rash when taking Loratadine. It is created by eHealthMe based on reports of 53,991 people who have side effects when taking Loratadine from the FDA, and is updated regularly.

What is Loratadine?

Loratadine has active ingredients of loratadine. It is often used in allergies. eHealthMe is studying from 56,314 Loratadine users. Check the latest studies of Loratadine.

What is Injection site rash?

Injection site rash is found to be associated with 701 drugs and 713 conditions by eHealthMe. Check the latest studies of Injection site rash.



On Jul, 31, 2026

53,991 people reported to have side effects when taking Loratadine.
Among them, 73 people (0.14%) have Injection site rash.

Could Loratadine cause Injection site rash?

Among these 73 people:

How long have people been on Loratadine when they have Injection site rash? *

  • < 1 month: 0.0 %
  • 1 - 6 months: 100 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 0.0 %
  • 10+ years: 0.0 %

What is the gender of people who have Injection site rash when taking Loratadine? *

  • female: 77.61 %
  • male: 22.39 %

What is the age of people who have Injection site rash when taking Loratadine? *

  • 0-1: 0.0 %
  • 2-9: 1.85 %
  • 10-19: 1.85 %
  • 20-29: 18.52 %
  • 30-39: 12.96 %
  • 40-49: 5.56 %
  • 50-59: 16.67 %
  • 60+: 42.59 %

What are other drugs people take besides Loratadine? *

  1. Humira: 18 people, 24.66%
  2. Dupixent: 15 people, 20.55%
  3. Vitamin D3: 9 people, 12.33%
  4. Vitamin C: 9 people, 12.33%
  5. Singulair: 8 people, 10.96%
  6. Symbicort: 8 people, 10.96%
  7. Omeprazole: 7 people, 9.59%
  8. Synthroid: 7 people, 9.59%
  9. Folic Acid: 6 people, 8.22%
  10. Magnesium: 6 people, 8.22%

What are other side effects people have besides Injection site rash? *

  1. Injection Site Pruritus (severe itching at injection site): 25 people, 34.25%
  2. Injection Site Erythema (redness at injection site): 21 people, 28.77%
  3. Injection Site Pain: 15 people, 20.55%
  4. Injection Site Swelling: 10 people, 13.70%
  5. Rashes (redness): 10 people, 13.70%
  6. Injection Site Urticaria (rash of round, red welts on the skin at injection site): 9 people, 12.33%
  7. Injection Site Bruising: 6 people, 8.22%
  8. Injection Site Reaction: 6 people, 8.22%
  9. Fatigue (feeling of tiredness): 4 people, 5.48%
  10. Feeling Hot: 4 people, 5.48%

What are the existing conditions these people have? *

  1. Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 16 people, 21.92%
  2. Hypersensitivity: 9 people, 12.33%
  3. Asthma: 8 people, 10.96%
  4. Dermatitis Atopic (inflammatory, chronically relapsing, non-contagious and pruritic skin disorder): 5 people, 6.85%
  5. Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 4 people, 5.48%
  6. Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 4 people, 5.48%
  7. Type 2 Diabetes: 3 people, 4.11%
  8. Angioedema (rapid swelling of the dermis): 3 people, 4.11%
  9. Immune System Disorder: 3 people, 4.11%
  10. Pain: 3 people, 4.11%

* Approximation only. Some reports may have incomplete information.

Do you take Loratadine and have Injection site rash?

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Related studies:

Effectiveness of, long term effects of, and alternative drugs to Loratadine:

Injection site rash treatments and more:

How severe was Injection site rash and when was it recovered:

Expand to all the drugs that have ingredients of loratadine:

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 Loratadine:

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 the drugs that are associated with Injection site rash:

Browse all the conditions that are associated with Injection site rash:


How the study uses the data?

The study uses data from the FDA. It is based on loratadine (the active ingredients of Loratadine) and Loratadine (the brand name). 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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