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

Summary:

Drug interactions are reported among people who take Pataday (olopatadine hydrochloride) and Viibryd (vilazodone hydrochloride). Common drug interactions include asthenia among females and blood pressure increased among males.

The phase IV clinical study analyzes what interactions people have when they take Pataday and Viibryd. It is created by eHealthMe based on reports of 13 people who take the same drugs from the FDA, and is updated regularly.

What is Pataday?

Pataday has active ingredients of olopatadine hydrochloride. It is often used in allergies. eHealthMe is studying from 8,288 Pataday users. Check the latest studies of Pataday.

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.

On Jul, 17, 2026

13 people who take Pataday and Viibryd together, and have interactions are studied.

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

female:

Asthenia (weakness)
Atelectasis (partial or complete collapse of the lung)
Back injury
Back pain
Blood iron decreased
Cerebrovascular accident (sudden death of some brain cells due to lack of oxygen when the blood flow to the brain is impaired by blockage or rupture)
Dehydration (dryness resulting from the removal of water)
Delirium (wild excitement)
Dermatitis contact (skin reaction (dermatitis) resulting from exposure to allergens)
Dyspnoea (difficult or laboured respiration)

male:

Blood pressure increased
Sleep apnoea syndrome (a sleep-related disorder in which the effort to breathe is diminished or absent)

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

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

Renal failure (kidney dysfunction)
Suicidal behaviour
Tremor (trembling or shaking movements in one or more parts of your body)
Chronic kidney disease
Gastrooesophageal reflux disease (stomach contents (food or liquid) leak backwards from the stomach into the oesophagus)
Seizure (abnormal excessive or synchronous neuronal activity in the brain)
Blood pressure increased
Hellp syndrome (life-threatening pregnancy complication)
Influenza
Pneumonia

50-59:

Diarrhoea
Nausea (feeling of having an urge to vomit)
Pruritus (severe itching of the skin)

60+:

Chronic kidney disease
Renal failure (kidney dysfunction)
Renal impairment (severely reduced kidney function)

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 6 people, 46.15%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 4 people, 30.77%
Infection: 4 people, 30.77%
High Blood Cholesterol: 4 people, 30.77%
High Blood Pressure: 4 people, 30.77%
Seizures (abnormal excessive or synchronous neuronal activity in the brain): 4 people, 30.77%
Nausea (feeling of having an urge to vomit): 4 people, 30.77%
Weight Decreased: 2 people, 15.38%
Hypertonic Bladder (bladder-storage function that causes a sudden urge to urinate): 2 people, 15.38%
Generalized Anxiety Disorder (excessive, uncontrollable, unexplained and often irrational worry): 2 people, 15.38%

* Approximation only. Some reports may have incomplete information.

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