Cetirizine hydrochloride and Viibryd drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Cetirizine hydrochloride (cetirizine hydrochloride) and Viibryd (vilazodone hydrochloride). Common drug interactions include menstruation irregular among females and blood pressure decreased among males.

The phase IV clinical study analyzes what interactions people have when they take Cetirizine hydrochloride and Viibryd. It is created by eHealthMe based on reports of 60 people who take the same drugs from the FDA, and is updated regularly.

What is Cetirizine hydrochloride?

Cetirizine hydrochloride has active ingredients of cetirizine hydrochloride. It is often used in allergies. eHealthMe is studying from 34,910 Cetirizine hydrochloride users. Check the latest studies of Cetirizine hydrochloride.

What is Viibryd?

Viibryd has active ingredients of vilazodone hydrochloride. It is often used in depression. eHealthMe is studying from 11,106 Viibryd users. Check the latest studies of Viibryd.

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

60 people who take Cetirizine hydrochloride and Viibryd together, and have interactions are studied.

Cetirizine hydrochloride and Viibryd drug interactions.

What are the common drug interactions of Cetirizine Hydrochloride and Viibryd, by gender? *:

female:

Menstruation irregular
Paranoia (psychotic disorder characterized by delusions of persecution with or without grandeur)
Psychotic disorder
Vaginal haemorrhage (vaginal bleeding)
Vertigo
Withdrawal syndrome (a discontinuation syndrome is a set of symptoms occurred due to discontinuation of substance)
Pain
Palpitations (feelings or sensations that your heart is pounding or racing)
Fatigue (feeling of tiredness)
Menorrhagia (an abnormally heavy bleeding and prolonged menstrual period at regular intervals)

male:

Blood pressure decreased
Post-traumatic stress disorder
Sciatica (a set of symptoms including pain caused by general compression or irritation of one of five spinal nerve roots of each sciatic nerve)
Shoulder operation

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

0-1:

n/a

2-9:

n/a

10-19:

Myasthenia gravis (a chronic condition that causes muscles to tire and weaken easily)

20-29:

Concussion (short loss of normal brain function in response to a head injury)
Contusion (a type of hematoma of tissue in which capillaries)
Galactorrhoea (secretion of breast milk in men)
Heart rate increased
Pain
Post concussion syndrome
Respiration (transport of oxygen from the outside air to the cells within tissues)
Surgery
Vestibular disorder (disorders of the body's balance (vestibular) system in the inner ear)
Abdominal pain

30-39:

Arthralgia (joint pain)
Synovial cyst (cyst of joint filled with synovial fluid)
Tardive dyskinesia (a disorder that involves involuntary movements)
Weight increased
Weight decreased
Back pain
Drug abuse
Drug diversion
Fatigue (feeling of tiredness)
Hallucination (an experience involving the perception of something not present)

40-49:

Diarrhoea
Dyspepsia (indigestion)
Hallucination, visual (seeing things that aren't there)
Nausea (feeling of having an urge to vomit)
Weight decreased

50-59:

Feeling jittery
Abdominal discomfort
Hyperhidrosis (abnormally increased sweating)
Nausea (feeling of having an urge to vomit)
Hypoaesthesia (reduced sense of touch or sensation)
Muscle spasticity (tight or stiff muscles and an inability to control those muscles)
Palpitations (feelings or sensations that your heart is pounding or racing)
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
Decreased appetite
Diarrhoea

60+:

Fall
Post procedural haemorrhage (post procedural bleeding)
Pneumonia
Skeletal injury (bone and supporting muscle injury)
Tendon injury
Rhinitis (a medical term for irritation and inflammation of the mucous membrane inside the nose)
Sinusitis (inflammation of sinus)
Malaise (a feeling of general discomfort or uneasiness)
Nephrolithiasis (calculi in the kidneys)
Chest pain

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 31 people, 51.67%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 28 people, 46.67%
Primary Immunodeficiency Syndrome: 6 people, 10.00%
Immunodeficiency: 6 people, 10.00%
Hypogammaglobulinaemia (an abnormally low concentration of gamma globulin in the blood and increased risk of infection): 6 people, 10.00%
Drowsiness: 5 people, 8.33%
Malignant Peritoneal Neoplasm (cancer tumour of peritoneum): 4 people, 6.67%
Polycystic Ovary Disease (cysts in the ovaries that occurs when the follicle stops developing): 3 people, 5.00%
Obsessive-Compulsive Disorder (an anxiety disorder characterized by intrusive thoughts that produce uneasiness, apprehension, fear, or worry;): 3 people, 5.00%
Asthma: 3 people, 5.00%

* Approximation only. Some reports may have incomplete information.

Do you take Cetirizine hydrochloride and Viibryd?

- 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