SUNSTROKE:

It?s caused due to exposure to the sun or excessive heat and characterized by rise in temperature, convulsion and coma.

Symptoms of Sunstroke:

Signs of shock (ex. Bluish lips and fingernails, confusion)
? Loss of consciousness
? A temperature over 102F (38.9C)
? Rapid breathing and/or pulse
? Weak heartbeat, lethargy, nausea, vomiting, and dark urine
? Seizures.

Prevention of Sunstroke:

Sunstroke can be prevented by drinking plenty of water and avoiding overtaxing the body in hot weather.
Home Remedies For Sunstroke:
Natural Remedy : Apply onion paste on the forehead.
Herbal Remedy for Sunstroke with Fenugreek(methi):
Take some dried fenugreek leaves. Soak them in cold water for sometime. Then crush the leaves with hand. Sieve and add little honey.

PREVENTIVE ACTION :

kaccha aam:
Use some unripe mangoes. Boil them and sieve properly. Cool it and add little sugar, black salt, roasted cumin powder, back pepper powder and salt to taste. Drink this tasty panna (the raw mango juice) just before going out in the sun. This would protect you against the attack of sunstroke.
Cure Heatstroke with Wood apple(Bilva):
Similarly the juice of wood apple(bael) also provides a good shield against sunstroke
Drink water / Butter Milk / Lemon /Orange / sugarcane Juice

Caution:

Call emergency services. Depending on the symptoms and the person, call primary care physician
Stay out from Direct Sunlight
Avoid Alcoholic Drink outdoor on hot day
Move person from hot area to shady or Air-conditioned area
Do not use Medicine like aspirin or acetaminophen
Do not give anything by mouth if unconscious.