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Treatment

H1 and H2 Antihistamines (e.g., Fexofenadine, Famotidine)

1
Conditions
8
Trials
350
Participants
80%
Average Safety

Condition Evidence

Long COVID

8 trials · 350 participants

50% effectiveness · 80% safety
H1 and H2 Antihistamines (e.g., Fexofenadine, Famotidine) | DFDA