What is PO QHS PRN?
os (oculus sinister) means “left eye” po (per os) means “by mouth” pc (post cibum) means “after meals” prn (pro re nata) means “as needed” q3h (quaque 3 hora) means “every three hours”
What is QID dosing?
q.i.d. (or qid or QID) is four times a day; q.i.d. stands for “quater in die” (in Latin, 4 times a day). q_h: If a medicine is to be taken every so-many hours, it is written “q_h”; the “q” standing for “quaque” and the “h” indicating the number of hours.
What is the standard administration time for a medication prescribed to be dispensed Qhs?
QHS: Before bedtime or every hour of sleep. Q4H: Every 4 hours. Q6H: Every 6 hours.
What does apply Qhs mean?
every night at bedtime
On a prescription, QHS means to take every night at bedtime. This is an acronym for the Latin phrase quaque hora somni.
What is a Schedule V drug?
Schedule V drugs, substances, or chemicals are defined as drugs with lower potential for abuse than Schedule IV and consist of preparations containing limited quantities of certain narcotics. Schedule V drugs are generally used for antidiarrheal, antitussive, and analgesic purposes.
How do you write medication dosages?
Rules for Writing Drug Dosage Orders in the Apothecary System:
- The unit should come before the number. For example, to write five grains, we would write gr v, not v gr.
- All numbers should be written using Roman numerals.
- We should always use fractions instead of decimals.
How much QHS is needed to start simvastatin?
In clozapine-treated patients with elevated LDL levels, simvastatin can be started at 20mg QHS. Plaque formation will slow; already present plaques will stabilize as the lipid levels in them decline and inflammation is reduces.
Which is the correct abbreviation for QHS every hour?
The JCAHO directs that (nightly) at bedtime be written in full to avoid misreading of this abbreviation as q.h., every hour. Abbreviation for L. quaque hora somni, every bedtime.
What is the medical dictionary definition of q.h.s?
q.h.s. The JCAHO directs that (nightly) at bedtime be written in full to avoid misreading of this abbreviation as q.h., every hour. Abbreviation for L. quaque hora somni, every bedtime. Medical Dictionary for the Dental Professions © Farlex 2012
When is a dosage equal to the recommended dose?
Any dosage amount given in an order which falls outside of the range, even by a little bit, should be questioned. When a label gives us the information needed to calculate a recommended dose, then the ordered dosage must be equal to (or fairly close to) the recommended dose in order to be considered safe.