Elevated clozapine levels and toxic effects after SARS-CoV-2 vaccination.

Competing Interests: D. Thompson is an unpaid reviewer for the Canadian Council on Continuing Education in Pharmacy program on clozapine, which received funding from HLS Therapeutics. She also received payment for presenting at a drug-induced movement disorder workshop and the University of British Columbia Continuing Pharmacy Education Conference and received an honorarium from the Canadian Pharmaceutical Association for reviewing chapters on psychiatric and substance use topics for the Compendium of Pharmaceutical Choices. She is an unpaid member of the British Columbia Schizophrenia Society Medical Advisory Board. R.F. White has received honoraria from HLS Therapeutics. W.G. Honer has received consulting fees or sat on paid advisory boards for Translational Life Sciences, AbbVie and Guidepoint. C. Delorme reports no competing interests.