What PCA stands for
PCA is a medical abbreviation for ambiguous: patient-controlled analgesia or procainamide - written out in full as “Patient-controlled analgesia or procainamide”. TermDecode files it under medication abbreviations.
MedicationFlagged high riskSourced
Risk
ISMP lists PCA as error-prone when intended as procainamide: it may be mistaken as patient-controlled analgesia.
Safer Alternative
Write "procainamide" or "patient-controlled analgesia" in full
Seen in context
Morphine PCA
Sources
The risk description and safer alternative above are reproduced from these published lists.
Free to tryDrill the terminology behind the abbreviations
All 337 abbreviation pages - meanings, risk notes, safer alternatives and sources - are free and stay free, and so is the printable high-risk abbreviation sheet. Today's free round is 10 questions drawn across all 441 terms, and today's 25-card deck spans the body systems. Both are free and replayable as often as you like, with a new draw every day.
Premium is the drilling over the 441-term library: a fresh quiz round whenever you want one rather than replaying today's, a fresh 25-card deck aimed at one body system, spelling drills, mastery tracking, and 13 more study sheets. See Premium plans.
Other medication abbreviations
TermDecode is a study reference for medical terminology and abbreviation safety, not medical advice or clinical guidance. Always defer to your coursework, institutional policy, and licensed professionals.