Acyclovir and Tendon disorder - a phase IV clinical study of FDA data

Summary:

Tendon disorder is reported as a side effect among people who take Acyclovir (acyclovir), especially for people who are female, 60+ old, also take Aredia, and have Metastases to bone.

The phase IV clinical study analyzes which people have Tendon disorder when taking Acyclovir. It is created by eHealthMe based on reports of 53,484 people who have side effects when taking Acyclovir from the FDA, and is updated regularly.

What is Acyclovir?

Acyclovir has active ingredients of acyclovir. It is often used in herpes simplex. eHealthMe is studying from 54,961 Acyclovir users. Check the latest studies of Acyclovir.

What is Tendon disorder?

Tendon disorder (disease of tendon) is found to be associated with 685 drugs and 726 conditions by eHealthMe. Check the latest studies of Tendon disorder.

On Jul, 13, 2026

53,484 people reported to have side effects when taking Acyclovir.
Among them, 44 people (0.08%) have Tendon disorder.

Among these 44 people:

What is the gender of people who have Tendon disorder when taking Acyclovir? *

female: 81.82 %
male: 18.18 %

What is the age of people who have Tendon disorder when taking Acyclovir? *

What are other drugs people take besides Acyclovir? *

What are other side effects people have besides Tendon disorder? *

Joint Pain: 36 people, 81.82%
Back Pain: 32 people, 72.73%
Fall: 32 people, 72.73%
Pain In Extremity: 31 people, 70.45%
Pain: 29 people, 65.91%
Anaemia (lack of blood): 29 people, 65.91%
Joint Effusion (presence of extra fluid in joint covering): 27 people, 61.36%
Osteomyelitis (infection of bone): 26 people, 59.09%
Spinal Disorder (disease of spine a back bone): 25 people, 56.82%
Osteonecrosis Of Jaw (death of bone of jaw): 25 people, 56.82%

What are the existing conditions these people have? *

Metastases To Bone (cancer spreads to bone): 13 people, 29.55%
Pain: 12 people, 27.27%
Muscle Spasms (muscle contraction): 12 people, 27.27%
Multiple Myeloma (cancer of the plasma cells): 7 people, 15.91%
Acute Lymphocytic Leukemia (All) (cancer of the white blood cells characterized by excess lymphoblasts): 4 people, 9.09%
Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 1 person, 2.27%
Acute Myeloid Leukaemia (acute cancer in which the bone marrow makes abnormal myeloblasts): 1 person, 2.27%
Bronchitis Bacterial (inflammation of the mucous membrane in the bronchial tubes due to bacterial infection): 1 person, 2.27%
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, 2.27%
Depression: 1 person, 2.27%

* Approximation only. Some reports may have incomplete information.

Do you take Acyclovir and have Tendon disorder?

- Check whether Tendon disorder is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

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

Acyclovir (54,961 reports)

Tendon disorder treatments and more:

Tendon disorder (8,147 reports)

Browse all side effects of Acyclovir:

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 Tendon disorder:

Tendon disorder (685 drugs)

Browse all the conditions that are associated with Tendon disorder:

Tendon disorder (726 conditions)

Related publications that referenced our studies

Choi N, Lee JY, Sunwoo JS, Kwon KI, Roh H, Ahn MY, Lee KB, "Hyponatremia during Acyclovir Treatment of Bell’s Palsy", Journal of the Korean Neurological Association, 2017 Aug .
Choi N, Lee JY, Sunwoo JS, Kwon KI, Roh H, Ahn MY, Lee KB, "Hyponatremia during Acyclovir Treatment of Bell’s Palsy", Journal of the Korean Neurological Association, 2017 Aug .

How the study uses the data?

The study uses data from the FDA. It is based on acyclovir (the active ingredients of Acyclovir) and Acyclovir (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.