Cephalexin and Tenormin drug interactions - a phase IV clinical study of FDA data
Summary:
Drug interactions are reported among people who take Cephalexin (cephalexin) and Tenormin (atenolol). Common drug interactions include fall among females and anxiety among males.
The phase IV clinical study analyzes what interactions people have when they take Cephalexin and Tenormin. It is created by eHealthMe based on reports of 91 people who take the same drugs from the FDA, and is updated regularly.
What is Cephalexin?
Cephalexin has active ingredients of cephalexin. It is often used in infection. eHealthMe is studying from 30,580 Cephalexin users. Check the latest studies of Cephalexin.
What is Tenormin?
Tenormin has active ingredients of atenolol. It is often used in high blood pressure. eHealthMe is studying from 20,474 Tenormin users. Check the latest studies of Tenormin.
91 people who take Cephalexin and Tenormin together, and have interactions are studied.

What are the common drug interactions of Cephalexin and Tenormin, by gender? *:
female:
- Fall
- Kidney infection
- Pelvic abscess
- Abdominal abscess (collection of pus in abdomen)
- Suicidal ideation
- Abdominal pain upper
- Back pain
- Cough
- Dizziness
- Fatigue (feeling of tiredness)
male:
- Anxiety
- Chronic kidney disease
- Constipation
- Dyspnoea (difficult or laboured respiration)
- Headache (pain in head)
- Injury
- Intervertebral disc protrusion (spinal disc protrusion)
- Diarrhoea
- Dizziness
- Extrapyramidal disorder (involuntary muscle spasms in the face and neck)
What are the common drug interactions of Cephalexin and Tenormin, by age (0-1 to 60+)? *:
0-1:
n/a
2-9:
n/a
10-19:
n/a
20-29:
n/a
30-39:
- Anxiety
- Asthenia (weakness)
- Borderline personality disorder
- Chest pain
- Cough
- Decreased activity
- Diabetes mellitus (diabetes, caused by a deficiency of the pancreatic hormone insulin)
- Dizziness
- Dyspnoea (difficult or laboured respiration)
- Emotional distress
40-49:
- Chronic kidney disease
- Osteonecrosis (death of bone)
- Anxiety
- Myocardial infarction (destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle)
- Anhedonia (inability to experience pleasure from activities usually found enjoyable)
- Blood creatinine increased
- Bone density decreased
- Chest discomfort
- Emotional distress
- Gastrooesophageal reflux disease (stomach contents (food or liquid) leak backwards from the stomach into the oesophagus)
50-59:
- Angina unstable (chest pain due to ischemia of the heart muscle- unstable)
- Anhedonia (inability to experience pleasure from activities usually found enjoyable)
- Bacterial infection
- Bronchitis (inflammation of the mucous membrane in the bronchial tubes)
- Bronchospasm (spasm of bronchial smooth muscle producing narrowing of the bronchi)
- Cardiac failure
- Cardiomegaly (increased size of heart than normal)
- Carpal tunnel syndrome (nerve compression at wrist results numbness weakness, pain , swelling)
- Constipation
- Cystitis haemorrhagic (blood in the urine and painful voiding)
60+:
- Peripheral swelling
- Upper respiratory tract infection
- Kidney infection
- Pelvic abscess
- Dizziness
- Fatigue (feeling of tiredness)
- Lower respiratory tract infection
- Skin discolouration (change of skin colour)
- Skin lesion
- Abdominal wall cyst (abnormal membranous sac containing a gaseous, liquid, or semisolid substance on abdominal wall)
What are the existing conditions these people have? *
- High Blood Cholesterol: 19 people, 20.88%
- Herpes Zoster: 18 people, 19.78%
- Menopause (end of monthly cycles in women): 16 people, 17.58%
- Somatoform Disorder (a mental disorder characterized by symptoms that suggest physical illness or injury): 14 people, 15.38%
- Pain: 9 people, 9.89%
- Mental Disorder (a psychological term for a mental or behavioural pattern or anomaly that causes distress or disability): 9 people, 9.89%
- Stress At Work: 7 people, 7.69%
- Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 7 people, 7.69%
- Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 5 people, 5.49%
- Hypersensitivity: 5 people, 5.49%
* Approximation only. Some reports may have incomplete information.
Do you take Cephalexin and Tenormin?
- Personalize this study to your gender, age, symptoms and drugs
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously
Related studies:
Effectiveness of, side effects of, and alternative drugs to the 2 drugs:
- Cephalexin (30,580 reports)
- Tenormin (20,474 reports)
Browse all drug interactions of Cephalexin and Tenormin:
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 zSub-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 Cephalexin:
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 zBrowse all side effects of Tenormin:
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 zBrowse all interactions between Cephalexin 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 zBrowse all interactions between Tenormin 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 zRelated publications that referenced our studies
- Agrawal A, Rao M, Jasdanwala S, Mathur A, Eng M, "Cephalexin Induced Cholestatic Jaundice", Case reports in gastrointestinal medicine, 2014 Aug .
- Agrawal A, Rao M, Jasdanwala S, Mathur A, Eng M, "Cephalexin Induced Cholestatic Jaundice", Case reports in gastrointestinal medicine, 2014 Aug .
How the study uses the data?
The study uses data from the FDA. It is based on cephalexin and atenolol (the active ingredients of Cephalexin and Tenormin, respectively), and Cephalexin and Tenormin (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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