II. Class B: No risk in controlled animal studies

  1. Cromolyn Sodium (Intal)
  2. Ipratropium Bromide (Atrovent)
  3. Terbutaline (Brethine, Brethaire)
  4. Montelukast (Singulair) - not in Briggs (1998)
  5. Nedocromil (Tilade) - not in Briggs (1998)
  6. Zafirlukast (Accolate) - not in Briggs (1998)

III. Class C: Small risk in controlled animal studies

  1. Albuterol (Proventil, Ventolin)
  2. Beclomethasone (Vanceril, Beclovent)
    1. Most used Inhaled Corticosteroid in pregnancy
  3. Budesonide (Pulmicort) - not in Briggs (1998)
  4. Flunisolide (AeroBid) - not in Briggs (1998)
  5. Fluticasone (Flovent) - not in Briggs (1998)
  6. Inhaled Triamcinolone (Azmacort)
  7. Metaproterenol (Alupent)
  8. Pirbuterol (Maxair) - not in Briggs (1998)
  9. Salmeterol (Serevent) - not in Briggs (1998)
  10. Theophylline
  11. Zileuton (Zyflo) - not in Briggs (1998)

IV. References

  1. Briggs (1998) Drugs in Pregnancy and Lactation, 5th ed
  2. Larimore (2000) Prim Care 27(1):35-53 [PubMed]

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