to have a cold kaze 

|
to have a sore throat nodo ga itai 
 nodo: throat
Kanji translation: itai: sore

|
headache zutsuu 

|
stomachache fukutsuu 

|
diarrhea geri 

|
cough seki 

|
influenza; the flu infuruenza 

|
allergy; allergic arerugii 

|
medicine kusuri 

|
pharmacy; drugstore yakkyoku 

doraggu sutoa 

|
cold medicine kaze-gusuri 

|
digestive medicine ichou-yaku 

|
antipyretic genetsu-zai 

|
injection (an act of giving a drug by using a special needle) chuusha 

|
hospital; clinic byouin 

|
doctor isha 

|