Weight	Dosage
Enoxaparin (Lovenox)6
110 to 199 lb (50 to 90 kg)	40 mg SC daily
< 110 lb	20 mg SC daily
> 199 lb	40 mg SC every 12 hours
UFH43
First trimester	5,000 IU SC twice daily
Second trimester	7,500 IU SC twice daily
Third trimester	10,000 IU SC twice daily