Is Claritin Safe During Pregnancy

Status

caution Last reviewed: 2026-05-16 · Confidence: moderate

Reason

Official sources allow use only if needed; pregnancy data are limited but reassuring.

Drug Information

Brand Name
Claritin
Generic Name
loratadine
Drug Class
Second-generation antihistamine
FDA Category
B
Rx Status
OTC

Safe Amount

Dosage must be determined by your provider based on individual risk/benefit.

Effects

Pregnancy
No official evidence of increased risk of preterm birth or low birth weight.
Mother
May relieve allergy symptoms; can still cause side effects such as headache or drowsiness in some people.
Baby
Limited data have not shown an increased risk of birth defects above background.

Trimester Notes

1st Trimester
No official first-trimester-specific warning found in the sources provided.
2nd Trimester
No official second-trimester-specific warning found in the sources provided.
3rd Trimester
No official trimester-specific warning found in the sources provided.

Risk-Benefit Note

If symptoms are bothersome, your clinician may decide the benefit of treatment outweighs the limited pregnancy data concerns.

Conditions & Warnings

  • Consult OB/GYN or prescriber
  • Pregnancy dosing limits may apply
  • Do not start or continue if your clinician advises otherwise

Alternatives

  • Cetirizine
  • Nasal corticosteroid spray recommended by ACOG

References

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