HI... I Have Kid Of 1.5 Year Old. He Is

HI... I have kid of 1.5 year old. he is suffering from cough & cold. we had given him Asthalin syrup 3 times in a day for 3 days but there is no change in cough & cold. After concerning doctor he suggest
01. CLAMP CLAMP-KID FORTE SUSPENSION ( AMOXYCILLIN AND POTASSIUM CLAULANATE ORAL SUSPENSION IP) three times in Day 5 ml
02. MONTICOPE SUSPENSION (MONTELUKAST AND LEVOCETINIZINE DIHYDROCHOLORIDE SUSPENSION) table 1 in night.
03. And one more syrup I dont know the name right now. it is given 3 times in day
but there is still some cough & cold is coming.
what we should do..