Common conditions that can cause headache and throat irritation are
1) Tension Headache (Stress headache)
2) Laryngitis - Inflammation of voice box from overuse, irritation or infection
3) Sinusitis - inflammation of sinuses
4) Flu and Common cold
5) Pharyngitis - inflammation of pharynx (back of the throat)
There are other conditions as well which presents with above mentioned symptoms
Next Steps
Try following conservative medicines:-
1) During headache:- Rest in a quiet, comfortable, dark room. Apply cool moist cloth to forehead and temples.
2) For throat irritation:- Steam inhalation, voice rest, drink warm fluids, avoid fumes and strong smells.
Health Tips
If following conservative methods don't work or if severity of headache is high or it increases, reach out to a general physician for further evaluation and treatment.