Is loperamide safe in 3 yr old baby?? If yes then how much dose??

1.5 month old male baby presenting with c/o abdominal distention and loose stool for more than 20 days, has wide open fontanelle and some firm mass in both flanks seems to be fecal mass. no h/o blood in stool looks active. What all possibilities are there.

18 months,,male h/o diarrhoea 2days back,,since 1day red colour stools no diarrhoea ,abdominal distension present,,no urine output,,not accepting feeds ,drowsy..x ray erect abdomen.. diagnosis plzz

33 yrs male patient came with the c/o 20-22days fever , semi-conscious Ness,and not passing flatus and faeces since 10 days. USG showing GB sludge and b/l hydronephrosis . corals markers negative, typhidot IgM +be, tenderness in abdomen(generalised). following ecg on 4th day, initially HR was 70bpm. shot and shot raised to 700 and 1700 ,s. alk phosphatase 500 . at present LFT is in decreasing trend. surgeon opinion taken,saying no intervention and started fluid intake. what could be the diagnosis and ecg. ,and management.

A 76 years female come to ER with complaints of abdominal pain, nausea and intermittent diarrhea since two days. Apparently, she usually has constipation for which she takes laxative. She doesn't have any significant medical problems like Diabetes, HTN or Hypothyroidism. CT scan reveal characteristic finding. Diagnosis and management.

80 day old male neonate , Totally Breastfed, presented with sudden onset cough & Fever RR 62/m in , T -99 'F , SPO2 96 , Birth wt 2.5 kg presently 4.8 kgs Murmurs on Auscultation , mild Respiratory Distress .