Conium: Erection absent, partially or completely.
Dioscorea: Erection frequent, day and night.
Natrum Mur: Frequent erections with pollutions.
Platinum: Erections violent particularly at night.
Cantharis: Violent priapism (erections) which may be painful.
Camphor: Violent attacks of priapism during dreams.
Phosphorus: Erections absent or feeble.
Cannabis. Ind: Erection mechanical and painful with
increased sexual desire.
Acid Picric: Terrible erections disturbing sleep. Over
excitement of sexual system associated with spinal or cerebral
affections in either sex. Penis distended almost to bursting.
Osmium: Hard erections early in the morning after rising.
Arnica M: Erections after walking.