Loraz and Omnicef drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Loraz (lorazepam) and Omnicef (cefdinir). Common drug interactions include rash among females and muscle spasms among males.

The phase IV clinical study analyzes what interactions people have when they take Loraz and Omnicef. It is created by eHealthMe based on reports of 86 people who take the same drugs from the FDA, and is updated regularly.

What is Loraz?

Loraz has active ingredients of lorazepam. It is often used in stress and anxiety. eHealthMe is studying from 165,694 Loraz users. Check the latest studies of Loraz.

What is Omnicef?

Omnicef has active ingredients of cefdinir. It is often used in sinusitis. eHealthMe is studying from 2,774 Omnicef users. Check the latest studies of Omnicef.

On Jul, 18, 2026

86 people who take Loraz and Omnicef together, and have interactions are studied.

What are the common drug interactions of Loraz and Omnicef, by gender? *:

female:

Rash
Injury
Mouth ulceration (mouth ulcers)
Chills (felling of cold)
Hip fracture
Nausea (feeling of having an urge to vomit)
Osteonecrosis of jaw (death of bone of jaw)
Pain in extremity
Vertigo
Anhedonia (inability to experience pleasure from activities usually found enjoyable)

male:

Muscle spasms (muscle contraction)
Chest pain
Cellulitis (infection under the skin)
Encephalopathy (functioning of the brain is affected by some agent or condition)
Extrapyramidal disorder (involuntary muscle spasms in the face and neck)
Fatigue (feeling of tiredness)
Infrequent bowel movements
Malignant neoplasm progression (cancer tumour came back)
Myalgia (muscle pain)
Nausea (feeling of having an urge to vomit)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

Anhedonia (inability to experience pleasure from activities usually found enjoyable)
Back pain
Bone erosion
Bone swelling
Cellulitis (infection under the skin)
Chills (felling of cold)
Dental caries
Disability
Hypoaesthesia facial (reduced sense of touch or sensation on face)
Hypoaesthesia oral (reduced sense of touch or sensation in mouth)

30-39:

Blood cholesterol increased
Chest pain
Muscle spasms (muscle contraction)
Myalgia (muscle pain)
Pulmonary embolism (blockage of the main artery of the lung)
Transient ischaemic attack (a transient episode of neurologic dysfunction caused by ischemia (loss of blood flow))
Deep vein thrombosis (blood clot in a major vein that usually develops in the legs and/or pelvis)
Diabetes mellitus (diabetes, caused by a deficiency of the pancreatic hormone insulin)
Dyspareunia (painful sexual intercourse)
Emotional distress

40-49:

Chronic kidney disease
Renal injury (kidney injury)
Back pain
Chronic obstructive pulmonary disease (a progressive disease that makes it hard to breathe)
Cough
Diabetes mellitus (diabetes, caused by a deficiency of the pancreatic hormone insulin)
Dizziness
Faecal incontinence (a lack of control over passing stool)
Haemorrhoids (a swollen vein or group of veins in the region of the anus)
Hand fracture

50-59:

Dysphagia (a condition in which swallowing is difficult or painful)
Hypertension (high blood pressure)
Bone pain
Cataract (clouding of the lens inside the eye)
Diarrhoea
Injury
Nausea (feeling of having an urge to vomit)
Chills (felling of cold)
Fall
Osteopenia (a condition where bone mineral density is lower than normal)

60+:

Constipation
Chronic kidney disease
Arthralgia (joint pain)
Atelectasis (partial or complete collapse of the lung)
Bone pain
Neck pain
Pain
Pain in extremity
Cataract (clouding of the lens inside the eye)
Dysphagia (a condition in which swallowing is difficult or painful)

What are the existing conditions these people have? *

Pain: 41 people, 47.67%
Muscle Spasms (muscle contraction): 26 people, 30.23%
High Blood Pressure: 24 people, 27.91%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 23 people, 26.74%
Restless Leg Syndrome (a powerful urge to move your legs): 16 people, 18.60%
Upper Respiratory Tract Infection: 15 people, 17.44%
Bone Lesion (bone with abnormalities. bone lesions can result from growth formations, infections, or injuries): 15 people, 17.44%
Multiple Myeloma (cancer of the plasma cells): 15 people, 17.44%
Nausea (feeling of having an urge to vomit): 14 people, 16.28%
Insomnia (sleeplessness): 12 people, 13.95%

* Approximation only. Some reports may have incomplete information.

Do you take Loraz and Omnicef?

- 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