When looking to address a headache quickly using a Siddha-Ayurvedic approach, the first thing is identifying your current dosha imbalance. Headaches often arise due to an imbalance, commonly in the vata or pitta doshas. Based on your description, it sounds like there may be a pitta component due to the location and intensity, especially if accompanied by stress or overheating.
Try applying a cool compress to your forehead or temples for quick relief. This can calm the pitta energy typically aggravated in the head region. In addition, peppermint or sandalwood essential oils can be applied to the temples and back of the neck; these are known for their soothing and cooling properties.
Regarding immediate steps you can take at home, you might find benefit from consuming 1 to 2 teaspoons of coriander juice mixed with a pinch of camphor. Coriander helps to pacify pitta and can act quite swiftly, especially when your headache has a heat-triggered component.
In terms of dietary adjustments, increase your intake of naturally sweet, cooling, and hydrating foods like cucumber and coconut water. They are known to pacify vata and pitta imbalances. However, please note that these dietary interventions are more supportive rather than instant fixes.
If headaches occur frequently without resolution, it’s prudent to consult with a healthcare professional to rule out other underlying issues. Chronic headache conditions can sometimes need more thorough evaluation beyond immediate Ayurvedic interventions. Prioritize your safety with severe or persistent symptoms.



