You are definitely a diabetic and must do everything to bring down your sugar to normal levels.
There is no asthmatic medicine which shoots up blood sugar levels except steroids
is very dangerous as it can lead to various micro as well as macro vascular complications from your head to toe.
You must change your lifestyle and go for calorie restriction
,weight reduction and regular exercises along with proper anti diabetic medications.
Consult a internal medicine specialist or a diabetologist
and take proper treatment after undergoing all relevant investigations.