Claritin-d and Ativan drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Claritin-d (loratadine; pseudoephedrine sulfate) and Ativan (lorazepam). Common drug interactions include feeling hot among females and fatigue among males.

The phase IV clinical study analyzes what interactions people have when they take Claritin-d and Ativan. It is created by eHealthMe based on reports of 39 people who take the same drugs from the FDA, and is updated regularly.

What is Claritin-d?

Claritin-d has active ingredients of loratadine; pseudoephedrine sulfate. It is often used in allergies. eHealthMe is studying from 7,055 Claritin-d users. Check the latest studies of Claritin-d.

What is Ativan?

Ativan has active ingredients of lorazepam. It is often used in stress and anxiety. eHealthMe is studying from 78,506 Ativan users. Check the latest studies of Ativan.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Sep, 01, 2026

39 people who take Claritin-d and Ativan together, and have interactions are studied.

Claritin-d and Ativan drug interactions.

What are the common drug interactions of Claritin-D and Ativan, by gender? *:

female:

Feeling hot
Foot fracture
Gastric disorder (disease of stomach)
Glaucoma (increased fluid pressure in the eye with vision loss)
Haematocrit decreased
Haemoglobin decreased
Increased viscosity of nasal secretion
Injection site erythema (redness at injection site)
Injection site induration
Injection site pruritus (severe itching at injection site)

male:

Fatigue (feeling of tiredness)
Asthenia (weakness)
Blood glucose increased
Blood pressure increased
Cholecystitis (infection of gallbladder)
Cholelithiasis (the presence or formation of gallstones in the gallbladder or bile ducts)
Convulsions (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled of muscles contract and relax rapidly and repeatedly)
Decreased appetite
Dehydration (dryness resulting from the removal of water)
Depressed mood

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

Increased viscosity of nasal secretion
Osteopenia (a condition where bone mineral density is lower than normal)
Pancreatic insufficiency
Pseudomonas infection (pseudomonas infection is caused by a bacterium, pseudomonas aeruginosa)
Staphylococcal infection (an infection with staphylococcus bacteria)
White blood cell count increased
Chronic sinusitis (long lasting inflammation of the paranasal sinuses)
Cystic fibrosis (disease of the secretary glands)
Haematocrit decreased
Haemoglobin decreased

40-49:

Headache (pain in head)
Nausea (feeling of having an urge to vomit)
Oral mucosal blistering (mouth ulcer)
Pyrexia (fever)

50-59:

Convulsions (muscles contract and relax rapidly and repeatedly, resulting in an uncontrolled of muscles contract and relax rapidly and repeatedly)

60+:

Fatigue (feeling of tiredness)
Asthenia (weakness)
Depression
Disturbance in attention
Dyspnoea (difficult or laboured respiration)
Malaise (a feeling of general discomfort or uneasiness)
Musculoskeletal pain (pain affects the bones, muscles, ligaments, tendons, and nerves)
Nausea (feeling of having an urge to vomit)
Neck pain
Neutropenia (an abnormally low number of neutrophils)

What are the existing conditions these people have? *

Nausea (feeling of having an urge to vomit): 8 people, 20.51%
Depression: 7 people, 17.95%
Multiple Myeloma (cancer of the plasma cells): 7 people, 17.95%
Arthritis (form of joint disorder that involves inflammation of one or more joints): 6 people, 15.38%
Sleep Disorder: 6 people, 15.38%
Muscle Spasms (muscle contraction): 5 people, 12.82%
Hypercalcaemia (elevated calcium (ca+) level in the blood): 5 people, 12.82%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 4 people, 10.26%
Hypersensitivity: 4 people, 10.26%
Bronchitis (inflammation of the mucous membrane in the bronchial tubes): 3 people, 7.69%

* Approximation only. Some reports may have incomplete information.

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