Otolaryngology Book

Pharmacology

  • Upper Respiratory Medications in Pregnancy

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Upper Respiratory Medications in Pregnancy

Aka: Upper Respiratory Medications in Pregnancy, Cold Preparations in Pregnancy
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  1. See Also
    1. Medications in Pregnancy
  2. Class B: No risk in controlled animal studies
    1. Ammonium Chloride
    2. Azatadine
    3. Chlorpheniramine (Chlor-Trimeton)
      1. Antihistamine of choice in pregnancy (but sedating)
    4. Clemastine (Tavist)
    5. Cyproheptadine
    6. Diphenhydramine (Benadryl)
      1. Oxytocin-like effect at high dose
    7. Doxylamine (Unisom)
    8. Loratidine (Claritin)
    9. Meclizine (Antivert)
  3. Class C: Small risk in controlled animal studies
    1. Guaifenesin (Robitussin)
      1. Early use may be associated with Neural Tube Defects
      2. Avoid in first trimester
    2. Dextromethorphan (Robitussin DM)
      1. No increased risk in Collaborative Perinatal Project
    3. Benzonatate (Tessalon Perles)
    4. Codeine
    5. Hydrocodone
    6. Benadryl (avoid in first trimester)
    7. Pseudophedrine (Sudafed)
      1. May be associated with Gastroschisis
      2. Consider avoiding in first trimester
    8. Brompheniramine
    9. Hydroxyzine (Atarax)
    10. Promethazine (Phenergan)
    11. Cetirizine (Zyrtec)
    12. Fexofenadine (Allegra)
  4. Class D: Strong Evidence of Risk to the Human Fetus
    1. Terpin Hydrate
    2. Iodides
  5. References
    1. Briggs (1998) Drugs in Pregnancy and Lactation, 5th ed
    2. Black (2003) Am Fam Physician 67(12):2517-24
    3. Larimore (2000) Prim Care 27(1):35-53

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