This remedy commonly known as nitroglycerine is very effective for headaches and has pulsating or throbbing sensation accompanying other complaints. It helps in treating following symptoms:

Head

Heaviness of head, but cannot lie down on pillow
Dizziness on sitting straight, along with confusion
Headaches vary according to timings of sun, cannot bear heat at all around head
Head feels big in size and skull feels smaller for the brain.
Feels as if head is pulsating with each heartbeat

Eyes

Vision is affected, sees things half light, half dark.
Letters appear smaller than actual size.

Heart

Can hear each heart beat
Difficulty in climbing slope
Palpitation with difficulty in breathing
Bouts of fainting on exertion
Throbbing in the whole body to finger-tips

Dose- As prescribed by the physician.Can be taken with other allopathic medicines.

Side effects: None reported

Precautions

Maintain half an hour gap between food/drink/any other medicines and homeopathic medicine.
Avoid any strong smell in the mouth while taking medicine e.g. camphor, garlic, onion, coffee, hing.

Use under medical supervision.