What is a good over the counter medication or home remedy for a head cold

Homeopathic Treatment(s) for Influenza/Cold :-

Head remedy; restlessness with prostration and excessive thirst at short intervals Arsenic Album 30, 4 hourly

Intercurrent remedy Influenzinum 200 and Sulphur 200, 4 hourly

Early stage with chill and sneezing; heaviness and tiredness of body and limbs; loss of thirst, bursting headache; relief from passing large quantities of pale urine Gelsemium 30 or 200, 4 hourly

Severe pains in limbs and back; bones feel 'broken', bursting headache; shivering,and chills in back; eyeballs sore Eupatorium Perf 30 or 200, 3 hourly

Rapid prostration; high fever, gastric symptoms; dull red face, nervousness Kali Phos.6X or 30, 4 hourly

With dry, hacking cough; headache is worse after least movement; wants to lie still and alone; better by pressure, tongue is coated white; great thirst Bryonia Alba 30 or 200, 4 hourly

Patient very chilly; feels cold even in bed; least movement or exposure intensifies the sensation of cold; fresh shivering and chill after drinking; aching in limbs and back; nose stuffed up at night Nux Vomica 30 or 200, 4 hourly

Severe pains in back and thighs; chilliness, no fire or heat can warm up the patient; rapid pulsation with temperature not proportionately high; restlessness; violent pulsations; bruised feeling all over Pyrogenium 200, 3 hourly (3 Doses)

Cold/Catarrh/Coryza :-

1st Stage :-

Icy coldness of whole body; internal and external both.