Acyclovir and Elevated temperature - a phase IV clinical study of FDA data

Summary:

Elevated temperature is reported as a side effect among people who take Acyclovir (acyclovir), especially for people who are male, 60+ old, have been taking the drug for < 1 month also take Dexamethasone, and have Multiple myeloma.

The phase IV clinical study analyzes which people have Elevated temperature 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 Elevated temperature?

Elevated temperature (high temperature) is found to be associated with 4,653 drugs and 6,222 conditions by eHealthMe. Check the latest studies of Elevated temperature.

On Nov, 25, 2025

53,484 people reported to have side effects when taking Acyclovir.
Among them, 3,828 people (7.16%) have Elevated temperature.

Could Acyclovir cause Elevated temperature?

Among these 3,828 people:

How long have people been on Acyclovir when they have Elevated temperature? *

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What is the gender of people who have Elevated temperature when taking Acyclovir? *

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What is the age of people who have Elevated temperature when taking Acyclovir? *

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* Approximation only. Some reports may have incomplete information.

Do you take Acyclovir and have Elevated temperature?

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Related studies:

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

Acyclovir (54,961 reports)

Elevated temperature treatments and more:

Elevated temperature (498,662 reports)

How severe was Elevated temperature and when was it recovered:

Elevated temperature in Acyclovir

Expand to all the drugs that have ingredients of acyclovir:

Elevated temperature and drugs with ingredients of acyclovir (4,283 reports)

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+

Common Acyclovir side effects:

Acyclovir side effect: Thrombocytopenia (decrease of platelets in blood) (3,437 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

Common drugs associated with Elevated temperature:

Browse all the drugs that are associated with Elevated temperature:

Elevated temperature (4,653 drugs)

Common conditions associated with Elevated temperature:

Arthritis - rheumatoid: 27,612 reports
Multiple sclerosis aggravated: 20,065 reports
Hypertension aggravated: 16,478 reports
Blood pressure - high: 16,380 reports
Granulomatous ileocolitis: 14,102 reports
Plasma cell myeloma: 12,143 reports
Pain: 12,055 reports
Pain relief: 11,762 reports
Asthma: 9,798 reports
Chronic asthma: 9,742 reports

Browse all the conditions that are associated with Elevated temperature:

Elevated temperature (6,222 conditions)

Drugs similar to Acyclovir and Elevated temperature :

Valtrex side effect: Elevated temperature

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.