Rho(D) immune globulin: Difference between revisions

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Revision as of 13:44, 14 March 2018

General

  • Type: Immune Globulin
  • Routes of Administration: IM, IV
  • Common Trade Names: RhoGAM, WinRho

Adult Dosing

1st Trimester (<13weeks) Vaginal Bleeding

  • 50 microgm IM
    • There is no harm in giving the standard 300 microgram dose, which is more readily available

2nd & 3rd Trimester Vaginal Bleeding

  • 300 microgm IM once and send Kleihauer-Betke test
    • Within 72hrs give additional 300 microgm/15 ml Rh-positive blood

Pediatric Dosing

Special Populations

Indications

  • For fetal maternal hemorrhage
  • Risk = >4-12wks
  • Also given to Rh- male trauma patients who receive O+ blood to prevent future reaction with O+ transfusions[1]

Contraindications

  • Allergy to class/drug
  • Prior sensitization of mother
  • Known Rh-negative father
  • Known Rh-negative fetus (from cord blood)

Adverse Reactions

Serious

Common

Pharmacology

  • Half-life:
  • Metabolism:
  • Excretion:
  • Mechanism of Action:

Comments

See Also

References

[2]

  1. Miraflor, E, et al. Emergency uncrossmatched transfusion effect on blood type alloantibodies. J Trauma. 2012; 72:48-53.
  2. ACOG practice bulletin. Prevention of Rh D alloimmunization. Number 4, May 1999 (replaces educational bulletin Number 147, October 1990). Clinical management guidelines for obstetrician-gynecologists. American College of Obstetrics and Gynecology. Int J Gynaecol Obstet. 1999; 66(1):63-70. [PubMed 10458556]