| Criteria: |
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Inclusion Criteria:
1. Have severity of constipation in CSI score of 25 to 74 points.
2. Have the ability to orally ingest study medication, TU-100, and the SmartPill
capsule.
3. Be male or female aged between 18 and 80 years old, inclusive.
4. Provide written informed consent before participation in the study after full
explanations of the study purpose and procedures.
5. If a female is of childbearing potential and sexually active:
1. She must agree to practice a highly effective method of birth control, including
hormonal prescription oral contraceptives, contraceptive injections,
contraceptive patch, intrauterine device, during their participation in the
trial and for 4 weeks after receiving the last dose of study drug
2. She must have a negative serum pregnancy test before randomization.
6. If a male is sexually active with a female of childbearing potential:
1. He must agree to use a double barrier of birth control during the study and for
4 weeks after receiving the last dose of study drug.
2. He must not donate sperm during the study and for 4 weeks after receiving the
last dose of study drug.
Exclusion Criteria:
1. Presence of strictures, fistulas, or physiological or mechanical bowel obstruction.
2. Presence of implanted or portable electro-mechanical medical devices.
3. History of gastric bezoar or swallowing disorders.
4. History of gastrointestinal surgery within 3 months of screening.
5. History of bowel resection.
6. Current pregnancy or lactation.
7. History of clinically significant alcohol or drug abuse within a year of screening.
8. Have any other condition that might adversely affect capacity to participate in this
study, including liver disorders (with serum alanine aminotransferase [ALT] and/or
aspartate aminotransferase [AST] levels exceeding 2.5 times the upper limit of normal
[ULN]), kidney disorders, heart failure, blood disorders, or metabolic disorders.
9. Be diagnosed with cancer, ulcerative colitis, Crohn's disease, diverticulitis,
scleroderma, Hirschsprung's disease, Chagas' disease, multiple sclerosis, Parkinson's
disease, stroke, paraplegia, quadriplegia, insulin-dependent diabetes mellitus,
untreated hypothyroidism, or any other systemic or psychiatric disorder which may, in
the opinion of the investigator, interfere with the evaluation of TU-100.
10. Be taking any medication as follows: anticholinergic agents/medications with
anticholinergic effect (list of prohibited drugs attached in Appendix G;
antidepressants are permissible if the patient's symptoms are stable, and the doses
are NOT changed during the course of the study), warfarin, prokinetics (i.e.,
Domperidone, Metoclopramide), narcotic analgesics, or any agent that might interfere
with the evaluation of TU-100 in the opinion of the investigator.
11. Have a history of allergic reaction or hypersensitivity to ginseng, ginger, and
Sichuan pepper.
12. Have severe dysphagia to food or pills.
13. Have participated in any other clinical study within 30 days before enrolling in this
study.
14. Be unsuitable for participation in this trial for any reason, according to the
investigator.
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