Which statement about unfractionated heparin and low-molecular-weight heparin is correct?

• A. The long statement: UFH requires aPTT monitoring and has a shorter half-life; LMWH has a more predictable response and fewer monitoring requirements; both are reversed with protamine sulfate, though reversal is partial for LMWH.
• B. UFH requires no monitoring; LMWH requires frequent aPTT
• C. LMWH is fully reversible with protamine sulfate
• D. LMWH has longer half-life than UFH

Answer: (A)