It looks like Hand Foot Mouth disease which is a viral infection caused by Coxsackie virus affects Children less than mostly,intially red rashes appear on soles extends up to buttock,palms extends up to shoulders and mouth later on rashes turn to pustules then they subside by day 5-6 ,we only give symptomatic treatment for this
Next Steps
Apply zytee lotion(local anaesthetic gel) locally in mouth before feeds,you can even try cold liquids, apply calamine lotion on hands and legs might soothe burning sensation to little extent ,give paracetamol for fever and plenty of liquids.
Health Tips
keep the child away from other Children below 5 years to prevent spread of infection