DESCRIPTION
Commonly known as Night-blooming Cereus, Cactus Grandiflorus holds a major therapeutic influence on the heart and arteries and blood vessels.
 
All complaints recur at a particular time or hour in the day, usually at 11 am and 11 pm.
A good remedy for bleeding disorders helps in forming clots quickly and corrects the abnormal distribution of blood.
 
Head
Headaches usually are worse in the right side, mostly with congestions making it feel like the head is squeezed in something
Right-sided pulsating pain. 
Congestive headaches
Pulsation in ears
 
Rectum
A good remedy for piles which are swollen and very painful.
Bleeding from the bladder, bleeding from bowels in malarial fevers with heart complaints.
 
Female
Painful periods that appear early and dark colored flow, with pain in uterus and ovaries.
 
Heart
Chest feels constricted that affects breathing, with palpitations and pain going to left arm.
Sensations as if the heart has been covered in a vise-like grip or held in an iron grip and hand was clasping and releasing it. 
Cage-like sensation everywhere in the body, esp. around the heart and as if the wire is being slowly tightened. 
Sensation as if a cord was tied below the heart region. Heart feels as if there is no room for heartbeats.
Has a profound effect on the valves of the heart which have a poor function, heart murmurs, valvular complaints like sclerosis and prolapse.
  
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.

 
Side effects- none reported.
 
Use under medical supervision.