Quetiapine Fumarate

Also sold as Quetiapine fumarate, Quetiapine Fumarate

Medicine summary · from official FDA labels · Oct 19, 2026

Serious warning: WARNING: INCREASED MORTALITY IN ELDERLY PATIENTS WITH DEMENTIA-RELATED PSYCHOSIS; and SUICIDAL THOUGHTS AND BEHAVIORS See full prescribing information for complete boxed warning. Increased Mortality in Elderly Patients with Dementia-Related Psychosis Elderly patients with dementia-related psychosis treated with antipsychotic drugs are at an increased risk of death.

5 recalls on record — a recall affects specific batches; check with your pharmacist.

What it’s used for

Quetiapine tablet is an atypical antipsychotic indicated for the treatment of: Schizophrenia ( 1. 1 ) Bipolar I disorder manic episodes ( 1.

How to take it

Quetiapine tablets can be taken with or without food ( 2. 1 ).

Important warnings

Cerebrovascular Adverse Reactions: Increased incidence of cerebrovascular adverse reactions (e. g.

Common side effects

Most common adverse reactions (incidence ≥5% and twice placebo): Adults: somnolence, dry mouth, dizziness, constipation, asthenia, abdominal pain, postural hypotension, pharyngitis, weight gain, lethargy, ALT increased, dyspepsia. ( 6.

Interactions

Concomitant Use of Strong CYP3A4 Inhibitors: Reduce quetiapine dose to one sixth when coadministered with strong CYP3A4 inhibitors (e.

If pregnant or breastfeeding

Forms & strengths

100 MG Oral Tablet · 25 MG Oral Tablet · 300 MG Oral Tablet · 200 MG Oral Tablet · 150 MG Oral Tablet · 400 MG Oral Tablet · 50 MG Oral Tablet

Questions to ask your doctor or pharmacist

Is this the right medicine for my condition, and how long should I take it?
What side effects should I watch for, and which need urgent attention?
Does this interact with my other medicines, supplements, or alcohol?
What should I do if I miss a dose or take too much?