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Clinical trial

Clinical data confirming real-world efficacy

We validate the efficacy and tolerability of our products in outpatient clinics and observational studies so that our communication is based on real-world data

Real-world evidence

Clinical trial as a standard of trust

Clinical validation is a natural part of GRANCREO's development. We validate not only efficacy but also practical tolerability and usability in real-world healthcare settings.

View clinical studies
4 to 8 months

typical duration of clinical trials

Outpatient settings

data collection in real-world settings

Medical team

professional management of the protocol and evaluation

Ongoing feedback

optimisation of product use based on data

Process

How clinical trials are conducted

Every clinical trial is conducted in three phases to ensure that the results are reliable and applicable in practice.

Step 1

Design of protocol and endpoints

We prepare the study structure according to the project's objectives, including metrics, visit schedules, and definitions of monitored parameters.

Step 2

Safety framework and data collection

We adhere to ethical and safety standards. We collect data in a way that makes it usable for professional communication and decision-making by partners.

Step 3

Evaluation and professional interpretation

We evaluate results with an emphasis on clinical significance and practical application so that they are understandable to doctors, pharmacists, and distributors.

Clinical trials of our products

An overview of studies, objectives, and results in specific areas.

Respiratory tract

Bronchirin

2025 90 days

Target group

People with asthma, chronic bronchitis, and persistent cough.

Primary objective

Relief and reduction in the time to change in intensity or resolution of cough and phlegm.

Key outcome

50% reduction in cough intensity already in 10 days. Significant loosening of phlegm in an average of 18 days.

Musculoskeletal system and chronic pain

Herbalgin

2024 90 days

Target group

Evaluation of efficacy in people with rheumatism, osteoarthritis, and gout.

Primary objective

Relief of symptoms, reduction in the need for analgesics.

Key outcome

After Month 1, relief and a reduction in the need for analgesics were observed in 66% of people.

Nervous system

Remyelin

2024 90 days

Target group

Evaluation of efficacy in people with neuropathy (including people with diabetes), carpal tunnel syndrome, herniated intervertebral disc, and sciatic nerve compression.

Primary objective

Relief of symptoms and improvement in sensitivity and mobility of the limbs and spine.

Key outcome

Alleviation of symptoms within 14–19 days, improvement in mobility on average within 13–30 days depending on condition and severity, overall improvement in quality of life in 91% of participants.

Oncology

Oncorin P53

2025 180 days

Target group

Evaluation of efficacy as an adjunct to treatment in men with BPH (benign prostatic hyperplasia) and prostate cancer, and in women with HPV or abnormal (cancerous) cytology findings of the cervix.

Primary objective

Changes in PSA levels, prostate status (ultrasound), and cytology in women.

Key outcome

Additional PSA reduction of 14–27% after 3 months of use, clinical improvement (ultrasound) of the prostate, reduction in the number of night-time urinations by half, improvement in cytological findings in 2/3 of women.

Hearing and balance

ContraTINN

2024 90 days

Target group

Evaluation of efficacy in people with signs of tinnitus (ringing in the ears) or vertigo (dizziness).

Primary objective

Reduction in the intensity of auditory symptoms in the ear and the number of dizziness episodes.

Key outcome

Alleviation of unbearable auditory symptoms to a tolerable level in 20% of people after just 1 month of use, significant decrease in dizziness within a week.

Gastrointestinal tract

Revicolin

2021 60 days

Target group

Evaluation of efficacy in people with IBS, HIT, flatulence, bowel movement disorders, and intestinal cramps.

Primary objective

Changes in symptoms, relief, changes in bowel movement, change in quality of life.

Key outcome

Significant alleviation of symptoms on average as early as 8 days, flatulence -42%, number of bowel movements per day -26%, diet variety +24%, good response in up to 98% of people.

Mental balance

Harmoniq

2024 90 days

Target group

Evaluation of the effect in people with burnout syndrome, chronic stress, anxiety symptoms, or nervousness and restlessness.

Primary objective

Time to relief of anxiety symptoms, feelings of exhaustion, and restlessness.

Key outcome

Significant mental improvement was achieved on average within 17–21 days, when added to existing antidepressant therapy.