Latuda and Valacyclovir drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Latuda (lurasidone hydrochloride) and Valacyclovir (valacyclovir hydrochloride). Common drug interactions include abdominal discomfort among females and abdominal pain among males.

The phase IV clinical study analyzes what interactions people have when they take Latuda and Valacyclovir. It is created by eHealthMe based on reports of 55 people who take the same drugs from the FDA, and is updated regularly.

What is Latuda?

Latuda has active ingredients of lurasidone hydrochloride. It is often used in bipolar disorder. eHealthMe is studying from 21,543 Latuda users. Check the latest studies of Latuda.

What is Valacyclovir?

Valacyclovir has active ingredients of valacyclovir hydrochloride. It is often used in genital herpes. eHealthMe is studying from 42,107 Valacyclovir users. Check the latest studies of Valacyclovir.

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 Aug, 21, 2026

55 people who take Latuda and Valacyclovir together, and have interactions are studied.

Latuda and Valacyclovir drug interactions.

What are the common drug interactions of Latuda and Valacyclovir, by gender? *:

female:

Abdominal discomfort
Osteoarthritis (a joint disease caused by cartilage loss in a joint)
Constipation
Disability
Intervertebral disc protrusion (spinal disc protrusion)
Drug ineffective
Chronic kidney disease
Pain
Apnoea (suspension of external breathing)
Weight decreased

male:

Abdominal pain
Diarrhoea
Eye pain
Chronic kidney disease
Dry eye (lack of adequate tears)
Eye swelling
Fatigue (feeling of tiredness)
Hypoaesthesia (reduced sense of touch or sensation)
Ocular discomfort (a generic expression when there is lack of ease in/about the eyes)
Tremor (trembling or shaking movements in one or more parts of your body)

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

0-1:

n/a

2-9:

n/a

10-19:

Weight increased

20-29:

Drug dependence
Dry eye (lack of adequate tears)
Eye pain
Hallucination (an experience involving the perception of something not present)
Hallucination, auditory (perceiving sounds without auditory stimulus)
Muscle twitching
Pain in jaw
Psychotic behaviour
Rash
Serotonin syndrome (occurs when two drugs that affect the body's level of serotonin are taken together at the same time)

30-39:

Maternal exposure during pregnancy (use of substance during pregnancy)
Paraesthesia (sensation of tingling, tickling, prickling, pricking, or burning of a person's skin with no apparent long-term physical effect)
Rheumatoid arthritis (a chronic progressive disease causing inflammation in the joints)
Chronic kidney disease
Fluid retention (an abnormal accumulation of fluid in the blood)
Hypoaesthesia (reduced sense of touch or sensation)

40-49:

Pain
Constipation
Headache (pain in head)
Somnolence (a state of near-sleep, a strong desire for sleep)
Weight decreased
Anxiety
Emotional distress
Abdominal discomfort
Abdominal pain upper
Arthralgia (joint pain)

50-59:

Chronic kidney disease
Drug ineffective
Nausea (feeling of having an urge to vomit)
Renal failure (kidney dysfunction)
Vomiting

60+:

Joint stiffness
Myalgia (muscle pain)
Disability
Drug hypersensitivity
Heart rate decreased
Hiatus hernia (hernia resulting from the protrusion of part of the stomach through the diaphragm)
Hospitalisation
Intervertebral disc protrusion (spinal disc protrusion)
Mental status changes (general changes in brain function, such as confusion, amnesia (memory loss), loss of alertness, loss of orientation)
Muscular weakness (muscle weakness)

What are the existing conditions these people have? *

Narcolepsy (brain's inability to regulate sleep-wake cycles normally): 28 people, 50.91%
Cataplexy (loss of muscle tone accompanied by full conscious awareness): 17 people, 30.91%
Pain: 4 people, 7.27%
Drowsiness: 4 people, 7.27%
Migraine (headache): 3 people, 5.45%
Hiv Infection: 3 people, 5.45%
High Blood Pressure: 3 people, 5.45%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 3 people, 5.45%
Depression: 3 people, 5.45%

* Approximation only. Some reports may have incomplete information.

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