Collinsonia Canadensis coll.

Dull frontal headache.
Tongue coated yellow, with bitter taste.
Nausea.
Cutting pains in the lower abdomen; must sit down, with faintness, followed by yellow stool, with mucus and blood and tenesmus, then recurrence of the cutting pain.

Light-colored, with tenesmus, followed by pain in the anus and hypogastrium.
Constipation (feces hard like stones).

Clinical:
Hæmorrhoids, sharp sticking in rectum, constipation, etc.
Hæmorrhoids, bleeding almost incessantly, especially with sensation of sharp sticks in rectum: general aggravation late at night.
Most obstinate constipation, with protruding hæmorrhoids.
Dysmenorrhœa, with hæmorrhoidal troubles; membranous dysmenorrhœa.
Pruritus of vulva and prolapsus uteri, hæmorrhoids, constipation, etc.
In all these pelvic troubles Collinsonia reminds us of Aloes, though obstinate constipation is the rule with Coll.; looseness of the bowels with Aloes.
Pruritus during pregnancy, swelling and dark redness of genitals; cannot even sit down.