I've Tried All Home Remedies For Dry Itchy Cough, Even

I've tried all home remedies for dry itchy cough, even tried otc remedies. nothing help... I continue coughing, pee on my panties & won't stop until I'm so worn out & no more energy.. what can I do? help med pls...I'm so tired of this....It all started with sneezing , itchy watery eyes. then it developed into congestion & runny nose.. Now I'm stucked with this itchy throat & cough.