Quetiapine
Also sold as Quetiapine, Quetiapine Extended Release, SEROQUEL, Quetiapine Fumarate
Medicine summary · from official FDA labels · Oct 19, 2026
What it’s used for
Quetiapine is an atypical antipsychotic indicated for the treatment of: Schizophrenia ( 1. 1 ) Bipolar I disorder manic episodes ( 1.
How to take it
2 DOSAGE & ADMINISTRATION · Quetiapine tablets, USP can be taken with or without food ( 2. 1 ) Indication Initial Dose Recommended Dose Maximum Dose Schizophrenia-Adults (2.
Important warnings
5 WARNINGS AND PRECAUTIONS · Cerebrovascular Adverse Reactions: Increased incidence of cerebrovascular adverse reactions (e. g.
Common side effects
The following adverse reactions are discussed in more detail in other sections of the labeling: Increased mortality in elderly patients with dementia-related psychosis [see Warnings and Precautions (5. 1) ] Suicidal thoughts and behaviors in adolescents and young adults [see Warnings and Precautions (5.
Interactions
Concomitant use of strong CYP3A4 inhibitors: Reduce quetiapine dose to one sixth when coadministered with strong CYP3A4 inhibitors (e.
If pregnant or breastfeeding
8.
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?