scholarly journals Monitoring patients on high-dose antipsychotics

1998 ◽  
Vol 22 (11) ◽  
pp. 671-674 ◽  
Author(s):  
Joan M. Barber ◽  
Jennifer Connaughton ◽  
Morag Wright

Aims and methodFollowing the publication of the 1994 Consensus Statement on the use of high-dose antipsychotic medication, we identified our high-dose patients and undertook an audit of the recommended physical investigations. The patients were identified by scrutiny of prescription records. Data were collected retrospectively at six-monthly intervals for four audit cycles. Results were fed back to clinicians at the hospital journal club.ResultsThe percentage of patients identified in the high-dose category fell from 35 to 23% over 18 months. Electrocardiograph monitoring of the group increased from 5 to 63%. Other tests showed a similar improvement. A very small number of abnormal results was shown. There were no untoward cardiac events.Clinical implicationsIntroduction of the standards of physical monitoring advised in the Consensus Statement has implications of cost to the NHS to be balanced against risk avoidance for patients. The number of abnormalities detected in our population was low. Changing prescribing behaviour in response to reported abnormal findings proved unexpectedly slow and a new system was required.

2010 ◽  
Vol 34 (4) ◽  
pp. 130-135 ◽  
Author(s):  
Steve Brown ◽  
Navjyoat Chhina ◽  
Stephen Dye

Aims and methodTo describe the psychotropic medication given to 332 patients admitted consecutively to seven English psychiatric intensive care units (PICUs) by prospective, multicentre case-note analysis.ResultsOverall, 104 (32%) patients received rapid tranquillisation or zuclopenthixol acetate by intramuscular injection; 72 (23%) received more than one regular antipsychotic drug simultaneously. It was reported that 20 patients received high-dose antipsychotic medication, which was probably an underestimate. The use of these interventions varied significantly between different units.Clinical implicationsPotentially risky treatments such as forcible intramuscular medication are a standard part of PICU activity. Further work is needed to clarify the reasons behind the differences in prescribing practices between different PICUs.


1994 ◽  
Vol 18 (10) ◽  
pp. 647-647
Author(s):  
A. Valmana ◽  
M. Potter

Sir: We welcome the recent Consensus Statement on the Use of High Dose Antipsychotic Medication (Thompson, 1994) but would welcome further guidance on the use of high dosages, particularly when polypharmacy is involved.


2013 ◽  
Vol 37 (10) ◽  
pp. 322-325 ◽  
Author(s):  
Sam Wilson ◽  
Ross Hamilton ◽  
John Callender ◽  
Angela MacManus ◽  
Sheila Howitt ◽  
...  

Aims and methodWe audited prescribing within our area to ascertain how widespread the practice of antipsychotic polypharmacy using clozapine was, and whether it was being carried out within existing standards, including those of high-dose monitoring when required.ResultsData on 169 patients were reviewed in year one, rising to 193 in year three. Around 30% of patients on clozapine received additional antipsychotic medication. A disturbingly low proportion of patients on clozapine whose antipsychotic polypharmacy brought them into the high-dose range were being monitored appropriately after three audit cycles (the proportion rose from 10% in cycle 1 to 28% in cycle 3). A wide range of additional antipsychotic medications was used.Clinical implicationsClozapine antipsychotic polypharmacy was prevalent at just below a third of all patients in this review. Prescribers should be alert to the fact that clozapine antipsychotic polypharmacy can push patients into the high-dose range and ensure appropriate monitoring.


1996 ◽  
Vol 20 (11) ◽  
pp. 651-652 ◽  
Author(s):  
James P. Warner ◽  
Julia A. Gledhill ◽  
Frankie Connell ◽  
John G. Coghlan

The consensus statement by the Royal College of Psychiatrists recommended that patients on high dose antipsychotic medication receive regular electro-cardiographic monitoring to identify prolongation of the QT interval. A survey of trainee psychiatrists in three hospitals investigated the accuracy with which trainees could identify this abnormality and found only 20% could do so.


1996 ◽  
Vol 20 (9) ◽  
pp. 538-540 ◽  
Author(s):  
K. Lowe ◽  
H. Smith ◽  
A. Clark

The Royal College of Psychiatrists' consensus statement suggests that prescribing high dose antipsychotic medication in children and adolescents should rarely be necessary. Our objective was to study the prescribing of antipsychotic medication in a regional adolescent unit during a three-year period. We found that antipsychotic prescribing on this unit is common in psychotic disorders and often high closes are required. This is not in keeping with the recommendations of the consensus statement. Review of clinical practice on other adolescent units is needed, together with a more comprehensive evaluation of the outcome of psychotic disorders in this age group.


2002 ◽  
Vol 26 (11) ◽  
pp. 411-414 ◽  
Author(s):  
Paul Lelliott ◽  
Carol Paton ◽  
Maria Harrington ◽  
Maria Konsolaki ◽  
Tom Sensky ◽  
...  

Aims and MethodA1-day census, involving 3576 psychiatric in-patients prescribed antipsychotic medication, was conducted as a prelude to a multi-centre audit. The aim was to explore the extent to which a number of patient variables explain antipsychotic polypharmacy and the use of high doses of these drugs.ResultsPrescriptions of more than one type of antipsychotic drug were made for 50.5% of patients. Patient factors that influenced the probability of polypharmacy were: younger age, being male, detained under the Mental Health Act and on a rehabilitation or forensic ward, and a diagnosis of schizophrenia. The effect of ethnicity was not significant. Polypharmacy was the most powerful factor influencing the probability of being prescribed a high dose. Identified patient variables accounted for only 18% of the variance in dose prescribed.Clinical ImplicationsThe patient and clinician factors that account for the unexplained variance need to be identified.


1998 ◽  
Vol 22 (11) ◽  
pp. 675-677 ◽  
Author(s):  
John Milton ◽  
John Lawton ◽  
Mark Smith ◽  
Ann Buckley

Aims and methodThe Royal College of Psychiatrists' Consensus Statement on “The use of high-dose antipsychotic medication’ suggests only fully qualified psychiatrists (MRCPsych) should recommend the prescribing of high-dose antipsychotic treatment. We observed changes in anti-psychotic prescribing in two surveys of psychiatric in-patients conducted eight and 32 months after publication of the Consensus Statement.ResultsOverall mean chlorpromazine equivalent doses of antipsychotic drugs reduced between the surveys. When p.r.n. (as required) prescribing (usually done by junior doctors) is included, mean potential doses and numbers of patients who might receive ‘high-doses' increases substantially, although the reduction between surveys in total mean dose and proportion of patients on high-dose antipsychotic medication is preserved, and the actual use of p.r.n. medication was low (4–5% of p.r.n. prescriptions).Clinical implicationsWe recommend the development of local guidelines for junior staff concerning antipsychotic drug prescribing, regular monitoring of p.r.n. medication by consultants, and pharmacists' involvement in reviews of patients prescribed high-dose antipsychotic medication.


2008 ◽  
Vol 32 (3) ◽  
pp. 103-105 ◽  
Author(s):  
Gabriel B. K. Hung ◽  
H. K. Cheung

Aims and MethodAntipsychotic prescriptions were analysed for a large sample of psychiatric in-patients and out-patients in Hong Kong. Case notes for patients receiving high doses were reviewed and compared with the most recent consensus statement issued by the Royal College of Psychiatrists.ResultsDemographic and prescription data were obtained from 1254 in-patients and 19 986 out-patients. Antipsychotic medications were prescribed to 1129 in-patients and 7520 out-patients, with 9.2% of in-patients and 1.8% of out-patients receiving a high dose. Almost all case notes failed to record the clinical indications for high-dose prescribing or that the patient had been informed. Electrocardiograms were performed in a very small proportion of patients receiving a high dose.Clinical ImplicationsLow levels of adherence to established guidelines for high-dose antipsychotic prescription were found in this study, with clinical and medico-legal implications. The results of this study highlight the need for staff education and regular audit of antipsychotic doses in the in-patient and out-patient setting.


1999 ◽  
Vol 23 (11) ◽  
pp. 661-664 ◽  
Author(s):  
Philip J. Tyson ◽  
Ann M. Mortimer ◽  
Jason A Wheeler

Aims and methodA trust-wide audit of antipsychotic prescription was conducted in order to investigate the prevalence of high-dose treatment in a population with schizophrenia and assess compliance with Royal College of Psychiatrists' guidelines on the use of high doses. Details of antipsychotic medication were recorded and in cases of high-dose treatment compliance with the College's guidelines was assessed.ResultsSixteen out of 361 patients (4%) were receiving high-dose medication. At re-audit this figure fell to four patients (1%). High-dose treatment comprised of a combined depot and oral medication in most cases. There was poor compliance with the College's guidelines.Clinical implicationsThe study stresses the importance of monitoring patients on high-dose antipsychotics, particularly when taken in combination.


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