- ac
- Before meals
- ACC
- American College of Cardiology
- AECB
- Acute exacerbation of chronic bronchitis
- AHA
- American Heart Association
- bid
- Twice daily
- CABG
- Coronary artery bypass graft
- CAP
- Capsules
- CRE
- Cream
- CHEW TABS
- Tablets, chewable
- DVT
- Deep vein thrombosis
- ECAP
- Capsule, extended release
- ETAB
- Tablet, extended release
- GEL
- Gel (topical only)
- g
- Gram
- GI
- Gastrointestinal
- hs
- Bedtime
- IM
- Intramuscular
- INHS
- Inhalation solution
- INJ
- Injection
- IU
- International units
- IV
- Intravenous
- kg
- Kilogram
- LD
- Loading Dose
- LOTN
- Lotion
- LOZ
- Lozenge
- MAC
- Mycobacterium avium complex
- MDI
- Metered dose inhaler
- mcg
- Microgram
- mEq
- Milliequivalent
- mg
- Milligram
- mL
- Milliliter
- NAS
- National Academy of Sciences
- NS
- Normal saline; 0.9% sodium chloride solution
- OINT
- Ointment
- pc
- After meals
- PCI
- Percutaneous coronary intervention
- PO
- By mouth
- prn
- As needed
- puffs
- Inhalation (MDI)
- PWDR
- Powder
- qd
- Once daily
- qid
- Four times daily
- qod
- Every other day
- qXd
- Every X days
- qXh
- Every X hours
- qXmin
- Every X minutes
- RDA
- Recommended dietary allowance
- SC
- Subcutaneous
- SOLN
- Solution
- SPRY
- Spray
- SUPP
- Suppository
- SUSP
- Suspension
- SYRP
- Syrup
- TAB
- Tablets
- TDP
- Transdermal patch
- tid
- Three times daily
- TINC
- Tinctures
- TIW
- Three times weekly
- UTI
- Urinary tract infection