Pharmacology Book

Analgesic Medications

  • Analgesic Medications in Pregnancy

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Analgesic Medications in PregnancyAka: Anesthetic Medications in Pregnancy, Rheumatologic Preparations in Pregnancy, Analgesic Medications in Lactation

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  1. See Also
    1. Medications in Pregnancy
  2. Class B: No risk in controlled animal studies
    1. Acetaminophen (Tylenol)
      1. Analgesic of choice in pregnancy
    2. Narcotics (Class D if prolonged use or high dose)
      1. Nalbuphine (Nubain)
      2. Meperidine (Demerol)
      3. Butorphanol (Stadol)
      4. Fentanyl (Duragesic)
      5. Hydromorphone (Dilaudid)
      6. Methadone (Dolophine)
      7. Morphine Sulfate
      8. Oxycodone (Percocet)
    3. NSAIDs (first or second trimester only)
      1. Ibuprofen (Motrin)
      2. Indomethacin (Indocin)
      3. Ketoprofen (Orudis)
      4. Naproxen (Naprosyn)
      5. Piroxicam (Feldene)
      6. Sulindac (Clinoril)
  3. Class C: Small risk in controlled animal studies
    1. Narcotics (Class D if prolonged use or high dose)
      1. Codeine (Tylenol with codeine)
      2. Hydrocodone (Vicodin)
      3. Tramadol (Ultram)
      4. Propoxyphene (Darvocet)
    2. Barbiturates
      1. Butalbital (Fiorinal)
        1. Class D if prolonged use or high dose
    3. NSAIDs (first or second trimester only)
      1. Aspirin
      2. Etodolac (Lodine)
      3. Ketorolac (Toradol)
      4. Nabumetone (Relafen)
      5. Oxaprozin (Daypro)
  4. Class D: Strong evidence of risk to the human fetus
    1. Aspirin
      1. Used only with specific indications in pregnancy
      2. Risk of neonatal hemorrhage, IUGR, perinatal death
      3. Low dose Aspirin may be safer
        1. Hauth (1995) Obstet Gynecol 85:1055
    2. All NSAIDs (Third Trimester)
    3. Prolonged use or high dose of any Narcotic
    4. Prolonged use or high dose Butalbital (Fiorinal)
    5. General Anesthesia - not in Briggs (1998)
  5. Lactation Safe Analgesic Medications
    1. Acetaminophen (Tylenol)
    2. Ibuprofen (Motrin)
  6. References
    1. Briggs (1998) Drugs in Pregnancy and Lactation, 5th ed
    2. Black (2003) Am Fam Physician 67(12):2517
    3. Larimore (2000) Prim Care 27(1):35

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