Can anaphylaxis occur after the first administration?

iatroX medicinesPublished 22 August 2026Reviewed 22 August 2026

The answer

Answer

Yes. Serious reactions are uncommon but have occurred after later administrations as well as during initiation.

GRAZAX 75,000 SQ-T sublingual lyophilisateemc · SmPC Current selected SmPC · Version 17

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timothy grass pollen allergen · Medicine question

iatroX medicinesPublished 22 August 2026Reviewed 22 August 2026

The answer

Yes. Serious reactions are uncommon but have occurred after later administrations as well as during initiation.

GRAZAX 75,000 SQ-T sublingual lyophilisateemc · SmPC Current selected SmPC · Version 17

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