Clinical manifestations of patients with CMPA are reported in Table 2. Of the 58/64 (90.63%) that had gastrointestinal manifestations, the most frequent were colic 29/64 (45.31%), diarrhea 28/64 (43.75%), and regurgitation 16/64 (25%). 7/64 (10.94%) of patients had at least one dermatologic manifestation; 2/64 (3.1%) patients had respiratory manifestations; and 2/64 (3.1%) patients had anaphylaxis.