Drowsiness; inj site tenderness, swelling, redness, fever, irritability, decreased feeding (anorexia). Vomiting; lymphadenopathy; cyanosis; nausea, diarrhea; inj site reactions eg, pain, rash, nodule, mass large inj site reactions (>50 mm); inj site cellulitis, cellulitis, inj site abscess; crying, pallor; hypersensitivity, allergic reaction, anaphylactic reaction (edema, face edema); pruritus, generalized rash & other types of rash (erythematous, macular, maculopapular); febrile convulsion, grand mal convulsion, partial seizures; hypotonic-hyporesponsive episode; hypotonia, somnolence, syncope; screaming.