Medical Abbreviations and Acronyms

1. q.h.s.
   every bedtime
2. q.h.s.
   quaque hora somni - every night at bedtime
3. q.h.s.
   every bedtime (from Latin quaque hora somni)
4. Q.I.D.
   Four Times A Day
5. Q.I.D.
   Four Times Daily
6. Q.I.D.
   four times each day
7. Q.I.D.
   not deprecated
8. Q.I.D.
   quattuor in die - four times a day
9. Q.I.D.
   four times each day (from Latin quarter in die)
10. q.p.m.
    Quaque Die Post Meridiem
11. q.p.m.
    quaque die post meridiem - every day after noon
12. q.q.h.
    Quarta Quaque Hora
13. q.q.h.
    Every four hours
14. s.i.d.
    Semel In Die
15. t.d.s.
    Three Times A Day
16. t.d.s.
    Ter Die Sumendus
17. t.d.s.
    Three times daily
18. t.d.s.
    three times a day (from Latin ter die sumendus)
19. t.i.d.
    Three Times A Day
20. t.i.d.
    3 Times A Day

Last updated: May 2, 2025 — Total entries: 207,332