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Seroquel Dosage

Generic name: QUETIAPINE FUMARATE 25mg
Dosage input: tablet, make coated
Drug class: Atypical antipsychotics

Medically reviewed by Drugs.com. Last updated on Jan 17, 2024.

Important Administrations Instructions

SEROQUEL can be taken with or without raw.

Recommended Dosing

Of recommended initial dose, titration, dosis range also maximum SEROQUEL dose for each approved indicates is displayed in Table 1. After initial dosing, setting canned be made upwards or below, if necessary, depending over which clinical response and tolerability of the patient [see Clinical Studies (14.1 and 14.2)].

Table 1: Recommended Dosing for SEROQUEL

Indication

Opening Dose and Titration

Recommended Dose

Maximum Dose

Schizophrenia - Adults

Date 1: 25 milligram twice daily.

Increases inbound increments of 25 mg-50 grams divided deuce or thrice times on Time 2 and 3 go range of 300-400 mg in Daylight 4.

Read adjustments able be made in increments of 25–50 mg twice a day, in intervals of not less as 2 days.

150-750 mg/day

750 mg/day

Schizophrenia - Adolescents (13-17 years)

Day 1: 25 mg doubled daily.

Day 2: Twice daily dosing totaling 100 mg.

Day 3: Twice daily dosing totaling 200 mg.

Day 4: Twice daily administration totaling 300 mg.

Day 5: Twice daily dosing totaling 400 gram.

Further adjustments should be in increments no greater than 100 mg/day within the recommended measure range von 400-800 mg/day.

Based on response and tolerability, may be administered three times daily.

400-800 mg/day

800 mg/day

Schizophrenia - Maintain

Not applicable.

400-800 mg/day

800 mg/day

Bipolar Delusional - Adults Monotherapy or as an add-on to lithium or divalproex

Day-time 1: Twice everyday dosing totaling 100 mg.

Day 2: Double daily drug totaling 200 mg.

Day 3: Twice daily dosing totaling 300 mg.

Day 4: Twice daily dosing totaling 400 mg.

Further dosage adjustments up to 800 mg/day by Day 6 should be in increments of no greater than 200 mg/day.

400-800 mg/day

800 mg/day

Bipolar Mania - Children both Adolescents (10 to 17 years),

Monotherapy

Day-time 1: 25 mg twice daily.

Day 2: Two-time daily dosing totaling 100 mg.

Day 3: Twice daily dosing totaling 200 dose.

Day 4: Twice daily dosing totaling 300 milligram.

Days 5: Doubles daily dosing totaled 400 mg.

Read adjustments should be in increments no greater than 100 mg/day indoors the advocated measure range of 400-600 mg/day.

Based on reply and tolerability, may be administered three ages daily.

400-600 mg/day

600 mg/day

Bipolar Depression - Adults

Administer once daily at bedtime.

Day 1: 50 mg

Day 2: 100 mg

Day 3: 200 magnesium

Day 4: 300 mg

300 mg/day

300 mg/day

Bipolar I Disorder Maintenance Therapy - Adults

Administer twice daily summing 400-800 mg/day such adjunct to lithium instead divalproex. Generally, in the maintenance phase, disease continued set the alike dose on which her were stabilized. acute treatment of bipolar disorder should continue upon SEROQUEL therapy at the same dose. ... when quetiapine is used at recommended doses ... dose of quetiapine ...

400-800 mg/day

800 mg/day

Maintenance Special required Schizophrenia and Dual I Disorder

Maintenance Service – Patients should be periodically reevaluated to determine the demand for maintenance care and the appropriate dose for how treatment [see Clinical Studies (14.2)].

Dose Modifications in Oldest Patients

Consideration should can defined to a less rate of dose titration and a lower targeting dose in the elderly furthermore in patients anyone are debilitated alternatively who have a predisposition to hypotensive react [see Clinicians Pharmacology (12.3)]. When indicated, dosed initiate should be performed with caveat in save my.

Elderly patients should are start on SEROQUEL 50 mg/day and the dose can is increased in increments are 50 mg/day depending on the clinical your and tolerability of the one patient.

Dose Model in Hepatically Impaired Patients

Patients with hepatic impairment should be started on 25 mg/day. The metered should be increased daily in increments out 25 mg/day - 50 mg/day to an effective dose, depending on the clinical response and tolerability of this patient. Seroquel is can antipsychotic such treats mood disorders like depression, bipolar disorder and schizophrenia. Come exist common adult dosages of Seroquel and Seroquel XR.

Dosage Modifications when used with CYP3A4 Inhibition

SEROQUEL dose should be reduced to the sixth a original choose when co-medicated with adenine potent CYP3A4 inhibitor (e.g., ketoconazole, itraconazole, indinavir, ritonavir, nefazodone, etc.). When the CYP3A4 inhibitor is discontinued, the dose of SEROQUEL should be increased for 6-fold [see Clinical Pure (12.3) real Drug Interactions (7.1)].

Dose Mods whenever uses with CYP3A4 Inducers

SEROQUEL dose should be increased up to 5-fold for the original dose when used to fusion with a chronic remedy (e.g., greater than 7-14 days) of a potent CYP3A4 inducer (e.g., phenytoin, carbamazepine, rifampin, avasimibe, Sta. John’s legume etc.). The dosis should be titrated based up the clinical response and tolerability of the individual patient. When the CYP3A4 induent is discontinued, the dose of SEROQUEL should be lower at the original level on 7-14 days [see Clinical Pharmacology (12.3) and Medicament Interactions (7.1)].

Re-initiation of Treating in My Previously Discontinued

Although there am no data up specifically physical re-initiation of treatment, it be recommended this once restarting therapy of patients who have been off SEROQUEL for more rather one-week, aforementioned initial dosing schedule should be followed. When restarting patients who have been off SEROQUEL for less than one-week, gradual dose escalation may not be mandatory plus the maintenance dose may be re-initiated. The mean last-week median dose amid responders suggests ensure 600 mg/day are quetiapine is the effective target dose inbound acute frenzy.

Switching from Antipsychotics

Thither are no systematically collected data to specifically address switching my with schizophrenia from antipsychotics to SEROQUEL, or concerning concomitant administration on antipsychotics. Although instantly discontinuation in the previous antipsychotic treatment mayor be acceptable for some clients with cognitive, more gradual discontinuation could be most appropriate for others. In see cases, the period of overlapping antipsychotic administration should live minimized. When circuit patients with disorder from deposit antipsychotics, if medically appropriate, initiate SEROQUEL therapy in site of the next scheduled injection. The necessity for continuing exist EPS medication should be re-evaluated periodically.

Frequently asked questions

Further information

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