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THERESA-5 Study

Proctokinasa® in the treatment of acute hemorrhoid. National Pharmacovigilance.

Status
Recruiting
Phases
Phase 4
Study type
Interventional
Source
RPCEC
Registry ID
RPCEC00000191
Enrollment
1500
Registered
2015-04-08
Start date
2015-03-05
Completion date
Unknown
Last updated
2026-08-10

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

Conditions

Acute hemorrhoids

Interventions

Study group: Treatment with Recombinant streptokinase suppositories (Proctokinasa®
SK 200 000 IU). Be given 4 suppositories (1 suppository every 8 hours). If after 48 hours the patient has not reached 50% reduction of the initial hemorrhoidal lesion may indicate treatment with 2-4 a

Sponsors

Center for Genetic Engineering and Biotechnology (CIGB).
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1) Compliance with the diagnostic criteria (fluxion and / or thrombosed hemorrhoid anal pain characterized by sudden onset, with tumors of variable size and appearance and can be red-violet color, usually associated with significant swelling). 2) Age = 18 years. 3) Anal pain (of any degree of intensity) and / or bleeding at the time of inclusion in the study. 4) Voluntariness of the patient by signing the informed consent.

Exclusion criteria

Exclusion criteria: 1. Active internal bleeding (<3 weeks) or other conditions where there is risk of major bleeding, or would be unwieldy because of its location. 2. acute diarrheal disease in the past 12 hours. 3. History of allergy to streptokinase, thiomersal, salicylates (including aspirin), or any ingredients of the formulations under study. 4. Pregnancy or lactation at the time of inclusion in the study. 5. Mental incapacity to give consent clearly and act accordingly to the study.

Design outcomes

Primary

MeasureTime frame
Clinical response (complete response [no anal pain, rectal bleeding and no reduction of 70% or more of the initial size of the lesion hemorrhoidal] Partial Response [presence of pain and / or rectal bleeding but with reduced level of intensity, and hemorrhoidal lesion reduction of 50-69%]; no Response [no reduction in pain intensity and / or rectal bleeding, and reduction of less than 50% of the lesion hemorrhoidal]) . Measuring time: 48 hours, 4th, 6th and 10th days after the start of treatment. Cessation of pain and anal bleeding (Yes, No). Measuring time: 48 hours, 4th, 6th and 10th days after the start of treatment.

Secondary

MeasureTime frame
- Termination of the other clinical manifestations (edema, pruritus, sensation of a mass, tenesmus, constipation, anal burning and diarrhea, among others) (Yes, No). Measuring Time: 48 hours, 4th, 6th and 10th days after the start of treatment. - Need for thrombectomy (Yes, No). Measuring time: 48 hours, 4th, 6th and 10th days after the start of treatment. . - Adverse events (number of events, type, frequency: Yes, No, Intensity: Mild, Moderate, Severe, Severe life-threatening disability and death related adverse event; Duration: hours, days Causation: remote, possible, likely, very likely; Result: Completely resolved, Resolved with sequelae, conditions improved, still present and unchanged conditions, worsening, Death, treatment indicated: type and dosage of medication, treatment time). Measurement time: 48 hours, 4th, 6th and 10th days after the start of treatment. - Presence of anti-streptokinase antibodies (Yes, No). Measuring time: 10 days after starting the treatment.

Countries

Cuba

Contacts

Public ContactFrancisco Hernandez-Bernal

Center for Genetic Engineering and Biotechnology (CIGB).

hernandez.bernal@cigb.edu.cu

Outcome results

None listed

Source: RPCEC (via WHO ICTRP) · Data processed: Aug 15, 2026