1) Agnus castus  
This remedy may be helpful if problems with impotence develop after a man has led a life of intense and frequent sexual activity for many years. A cold sensation felt in the genitals is a strong indication for Agnus castus. People who need this remedy are often very anxious about their health and loss of abilities, and may have problems with memory and concentration.

Caladium

2) Argentum nitricum  
This remedy may be helpful if a man’s erection fails when sexual intercourse is attempted, especially if thinking about the problem makes it worse. People who need this remedy are often nervous and imaginative. A person who needs Argentum nitricum is usually warm-blooded, with cravings for both sweets and salt.

3) Caladium: 
This remedy may be helpful to a man whose genitals are completely limp, despite having sexual interest. Nocturnal emissions can occur without an erection, even if dreams are not sex-related. A person who needs this remedy often craves tobacco.

4) Causticum
This remedy may be indicated if physical pleasure during sex has diminished and sexual urges are reduced. The person feels tired and weak, and may experience memory loss, with a compulsive need to check things (to see that doors are locked, etc.) Prostate problems may be associated with impotence, and urine may be lost when the person coughs or sneezes.

5) Lycopodium
People who need this remedy may have problems with erections because of worry, and can also be troubled by memory loss. They often lack self-confidence. People who need this remedy often have digestive problems with gas and bloating, and an energy slump in the late afternoon and evening. Often useful for old people.

6) Selenium metallicum
This remedy is often helpful to men who have diminished sexual ability, especially if the problem starts after a fever or exhausting illness. The person feels weak and exhausted, but interest is usually still present. Unusual hair-loss (body hair or eyebrows) can also suggest a need for Selenium.

7) Staphysagria
Gentle-natured, quiet men with deep emotions may respond to this remedy. Problems with impotence often occur from embarrassment or shyness. People who need this remedy often have a history of emotional suppression and very sensitive feelings.