hello popular autoskim,
to dust, with headache may be due to rhinitis
or sinositis, contue same medication once daily X-RAY PNS if sinositis need antibotic & needle puncture of sinus
, advice to protect your self by, avoid dust exospure, use mask put over mouth & nose , try immunotheray -by intravenous injection or sub lingual avoid alochol & smoking
, deep breathing, & relaxing excercise. hope you will enjoy positive health, thank you.