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Effect of Mesalazine plus nifedipine suppositoires (Antrorect) in functional ano-rectal pain disorders: a pilot randomized double-blind placebo-controlled study. - ND

Effect of Mesalazine plus nifedipine suppositoires (Antrorect) in functional ano-rectal pain disorders: a pilot randomized double-blind placebo-controlled study. - ND

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2010-023938-23-IT
Enrollment
Unknown
Registered
2010-12-24
Start date
2011-01-12
Completion date
Unknown
Last updated
2012-03-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Functional ano-rectal pain disorders MedDRA version: 9.1 Level: LLT Classification code 10058446

Interventions

Product Name: Antrorect Pharmaceutical Form: Suppository Current Sponsor code: Antrorect Concentration unit: g gram(s) Concentration type: equal Concentration number: 1- Pharmaceutical form of the pla

Sponsors

BRACCO
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: • Patients who have given their free and informed consent. • Male or female patients aged between 18 and 70 years. • A positive diagnosis of functional ano-rectal pain, according to Rome III criteria1. • At least ano-rectal pain once a week in the last 3 months with symptom onset at least 6 months prior to diagnosis (to be confirmed also after the run-in period) • Patients capable of conforming to the study protocol (patient’s diary to be filled in daily) and to co-operate with the treatment. Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: • Patients with organic causes of ano-rectal pain such as hemorrhoidal thrombophlebitis, ischemia, IBD, cryptitis, intramuscular abscess, anal fissures, hemorrhoids (III and IV degree), prostatitis, and coccygodynia. First and second degree haemorrhoids do not represent an exclusion criteria. • Patients with previous ano-rectal surgery at least 5 years apart. • Hypersensitivity or allergy to nifedipine, mesalazine, other salicylates (including aspirin), or to any component of the rectal suppositories, including the suppository vehicle. • Pregnancy and breastfeeding as well as females of childbearing potential, in the absence of effective contraceptive methods. • Presence of severe psychiatric disorders (e.g. bipolar disorder, eating disorders, alcohol or drug addiction, etc). • Treatment with any investigational drug within the previous 30 days.

Design outcomes

Primary

MeasureTime frame
Main Objective: The study was designed to test safety and efficacy of the novel medication (Antrorect) combining mesalazine 1 g (an anti-inflammatory compound) plus nifedipine 10 mg (a calcium channel blocker effective in relaxing smooth muscle) suppositories in patients with functional ano-rectal pain.;Secondary Objective: ;Primary end point(s): The Primary efficacy variable will be adequate relief from ano-rectal pain (measured by VAS) with the study medication at the end of treatment (as difference by baseline value), in the group treated with Antrorect as compared with placebo.

Countries

Italy

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026