Pachyonychia Congenita Clinical Trial
Official title:
Phase 1b, Open Label Study to Evaluate the Safety, Tolerability, and Efficacy of a 1% Topical Formulation of KM-001 for the Treatment of Type I Punctate Palmoplantar Keratoderma or Pachyonychia Congenita
This Phase 1b, open-label, single-center, prospective trial will be assessing the safety, tolerability, and efficacy of topical KM-001 1% in patients with PPPK1 or PC diseases. In this study 2 cohorts will be recruited: 1. Cohort 1: up to 11 eligible patients, will be enrolled to be treated twice daily, for 12 weeks, with 1% topical KM-001, on the plantar surfaces (2 feet). 2. Cohort 2: up to 8 eligible patients, will be enrolled to be treated twice daily, for 16 weeks, with 1% topical KM-001, on the plantar surfaces (2 feet). Safety (AEs, blood work [at specific visits], vital signs), tolerability, and efficacy parameters (overall lesion improvement) will be assessed during in-clinic visits (Cohort 1: during Screening, Enrolment, and on Days 7, 28, 42, 63, 84 [end of treatment, EoT], 112 [End of Study, EoS] post first investigational medicinal product (IMP) administration; Cohort 2: during Screening, Enrolment, and on Days 7, 28, 42, 63, 84, 112 [EoT], 140 [EoS] post first investigational medicinal product (IMP) administration). PK samples will be collected to assess plasma levels of KM-001 on - Screening (Day -14 to -0): any time during the visit. (or on Day 1 up to 30 minutes pre-dose if missed during Screening) - Day 7 and at EoT (Cohort 1: Day 84; Cohort 2: Day 112) up to 30 minutes pre-dose, and at 1 h, 2 h, 3 h, 6 h (+15 min) post-dose - Days 28, 42 for both Cohorts, and Day 84 for Cohort 2: 1 sample after the first dose, before the second dose, as late as possible in the visit. - End of Study (EoS, Day 112 (Cohort 1) or Day 140 (cohort 2)), or at Early Termination (ET): at any time during the visit. The patient will complete a patient-reported diary, consisting of treatment compliance and self-assessments for efficacy. Follow up- 2 weeks after EoT by phone call, and 4 weeks after EoT in clinic visit.
Status | Recruiting |
Enrollment | 19 |
Est. completion date | August 31, 2024 |
Est. primary completion date | August 31, 2024 |
Accepts healthy volunteers | No |
Gender | All |
Age group | 18 Years to 75 Years |
Eligibility | Inclusion Criteria: 1. Read, understood, and signed an informed consent form (ICF) before any investigational procedure(s) are performed. 2. Male and female and aged 18 - 75 years (inclusive) at the time of screening. 3. Clinical diagnosis of: • Punctate palmoplantar keratoderma type I disease with confirmed heterozygous mutation in AAGAB gene. OR • PC with confirmed heterozygous mutation in either KRT16, KRT17, KRT6A, KRT6B or KRT6C mutations. 4. The target treatment region is 0.5% to 4% BSA including target lesion. 5. CGI-S score (as assessed by the CI at the screening visit) of =2. 6. Female patients of childbearing potential1 must use a highly effective birth control method2 (failure rate ?1% per year when used consistently and correctly) (28) throughout the trial and for at least 4 weeks after last application of IMP. In addition to the hormonal contraception, female patients must agree to use a supplemental barrier method during intercourse with a male partner (i.e., male condom) throughout the trial and for at least 4 weeks after last application of IMP. Female patients must be having regular menstrual periods (interval of 21 to 35 days, duration of 2 to 7 days for several months) at the baseline visit (as reported by the patient); exception: patients using hormonal contraceptives that preclude regular menstrual periods, menopausal or hysterectomised patients. A male patient with a pregnant or non-pregnant female partner of childbearing potential1 must use adequate contraceptive methods (adequate contraceptive measures as required by local regulation or practice; as a minimum, the male patient must agree to use condom during treatment and until the end of relevant systemic exposure in the male patient (7 days post-treatment). 1. A female patient is considered of childbearing potential, i.e., fertile, following menarche and until becoming postmenopausal unless permanently sterile. Permanent sterilisation methods include hysterectomy, bilateral salpingectomy, and bilateral oophorectomy. A postmenopausal state is defined as no menses for at least 12 months without an alternative medical cause prior to screening (28). 2. Combined (oestrogen and progestogen containing) hormonal contraception associated with inhibition of ovulation (oral, intravaginal, transdermal) or progestogen-only hormonal contraception associated with inhibition of ovulation (oral, injectable, implantable) 28 days prior to screening, bilateral tubal occlusion, intrauterine device (IUD), intrauterine hormone-releasing system (IUS), vasectomised/permanently sterile by bilateral orchidectomy partner (given that the partner is the sole sexual partner and has received medical assessment of the surgical success), or sexual abstinence (refraining from heterosexual intercourse during the entire trial/treatment period of risk associated with the IMPs) (28). This period of contraception should be extended for at least 4 weeks after last application of IMP. 7. Female patients must refrain from donating eggs throughout the trial and for 4 weeks after the last IMP administration. Male patients must refrain from sperm donation throughout the trial and for 7 days after the last IMP administration. 8. Female patients of non-childbearing potential must meet 1 of the following criteria: 1. Absence of menstrual bleeding for 1 year prior to screening without any other medical reason. 2. Documented hysterectomy or bilateral oophorectomy at least 3 months before the trial. 9. Patient is willing and able to comply with all the time commitments and procedural requirements of the protocol. Exclusion Criteria: 1. History of drug or alcohol abuse in the past 2 years. 2. Regular alcohol consumption in males >21 units per week and females >14 units per week (1 unit = ½ pint beer, 25 mL of 40% spirit or a 125 mL glass of wine). 3. Positive hepatitis B surface antigen [HbsAg], hepatitis B core antibody [HbcAb], hepatitis C antibody, or human immunodeficiency virus (HIV) antibody serology results at the screening visit. 4. Known hypersensitivity or any suspected cross-allergy to the API and/or excipients. 5. Any medical or active psychological condition or any clinically relevant laboratory abnormalities, such as, but not limited, to elevated alanine aminotransferase (ALT) or aspartate aminotransferase (AST) (>3 × upper limit of normal [ULN]) in combination with elevated bilirubin (>2 × ULN), at the screening/baseline visit. 6. Planned or expected major surgical procedure during the clinical trial. 7. Patient is unwilling to refrain from using prohibited medications during the clinical trial. 8. Currently participating or participated in any other clinical trial of an IMP or device, within the past 4 months before the screening visit. 9. Cutaneous infection or another underlying condition of the skin which may impact the assessments or trial participation. 10. Cutaneous infection of the area to be treated with IMP within 2 weeks before the screening visit or any infection of treatment area requiring treatment with oral, parenteral antibiotics, antivirals, antiparasitics or antifungals or any topical within 2 weeks before the screening visit. 11. Pregnant or breastfeeding patient. 12. Failure to satisfy the investigator of fitness to participate for any other reason. 13. Having received any of the prohibited treatments in Table 5 within the specified timeframe before the baseline visit. - |
Country | Name | City | State |
---|---|---|---|
United Kingdom | Royal London Hospital-Clinical Research Facility-11D (11th Floor) Whitechapel, London, E1 1FR, | London | Whitechapel Rd |
Lead Sponsor | Collaborator |
---|---|
Kamari Pharma Ltd |
United Kingdom,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Other | Exploratory end point- will be assessed by characterize the time to reach Maximum plasma concentration (tmax) of KM-001 | KM-001 plasma levels will be collected at screening (Day -7 to -1, any time during the visit), on Days 7 and 84 (EoT) 1 h, 2 h, 3 h, 6 h (+15 min) post-dose, on Days 28 and 42: 1 sample after the first dose, before the second dose, as late as possible in the visit, on Day 112 and at ET visit: at any time during the visit. The time to reach Maximum plasma concentration (tmax) will be determined. | Up to 112 days | |
Other | Exploratory end point- will be assessed by characterize the Area under the plasma concentration versus time curve (AUC) of KM-001 | KM-001 plasma levels will be collected at screening (Day -7 to -1, any time during the visit), on Days 7 and 84 (EoT) 1 h, 2 h, 3 h, 6 h (+15 min) post-dose, on Days 28 and 42: 1 sample after the first dose, before the second dose, as late as possible in the visit, on Day 112 and at ET visit: at any time during the visit. The Area under the plasma concentration versus time curve (AUC) will be determined. | Up to 112 days | |
Other | Exploratory end point -will be assess the efficacy of KM-001 1% in pain reduction resulted by Visual analogue scale (VAS) questionnaire. | Mean change from baseline (Day 1 [Visit 2] to Day 84 [Visit 10, EoT]) in pain assessed by VAS score (0= "no pain" to 100= "severe intolerable pain"). | Up to 84 days | |
Other | Exploratory end point -will be assess the efficacy of KM-001 1% in itch reduction resulted by Peak pruritus-numerical rating scale (PP-NRS) questionnaire. | Itch assessment using the PP-NRS (0= "no itch" to 10= "worst imaginable itch") | Up to 84 days | |
Other | Exploratory end point -will be assess the change in the external characteristics of the callus surface using photography and "imitoMeasur" software. | The Changes in the treated callus morphology (Referring to the following parameters: fissuring, neurovascular structures, and erythema around the calluses) will be assessed (decreasing / increasing) using lesions photography. The treated lesions will be photographed using "imitoMeasur" software on Days 1, 7, 28, 42, 63, 84, and 112. | Up to 112 days | |
Primary | Safety endpoint will be assessed through collection and analysis of adverse events. | Incidence rate of treatment-emergent adverse events (TEAEs) and serious adverse events (SAEs) grouped by body system up to the patient´s end of trial (Day 112 [Visit 12]) or early termination [ET] visit]). | Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of Hematology- laboratory blood test profile. | Safety will be assessed by the % of change from normal range in clinical Hematology blood test profile from baseline (Day 1) up to day 112.
Data management team will assess and review the laboratory blood test results (Hematology). Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. The following values will be assessed: WBC (K/µl) and platelet count (K/µl), neutrophils (absolute [abs.])(K/µl), lymphocytes (abs.)(K/µl), monocytes (abs.) (K/µl), eosinophiles (abs.)(K/µl) and basophiles (abs.) (K/µl) and reticulocyte count (K/µl). |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of MCH result in laboratory blood test. | Safety will be assessed by the % of change from normal range in MCH (pg) blood test result, from baseline (Day 1) up to day 112.
Data management team will assess and review the MCH lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of MCV result in laboratory blood test. | Safety will be assessed by the % of change from normal range in MCV(fl) laboratory blood test result, from baseline (Day 1) up to day 112.
Data management team will assess and review the MCV lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of haematocrit result in laboratory blood test. | Safety will be assessed by the % of change from normal range in haematocrit (%) laboratory blood test result, from baseline (Day 1) up to day 112.
Data management team will assess and review the haematocrit lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of hemoglobin result in laboratory blood test. | Safety will be assessed by the % of change from normal range in hemoglobin (g/dL) laboratory blood test result, from baseline (Day 1) up to day 112.
Data management team will assess and review the hemoglobin lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of RBC result in laboratory blood test. | Safety will be assessed by the % of change from normal range in RBC (M/µl) laboratory blood test result, from baseline (Day 1) up to day 112.
Data management team will assess and review the RBC lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of Sodium, potassium and chloride results in chemistry laboratory blood test. | Safety will be assessed by the % of change from normal range in chemistry laboratory blood test profile, from baseline (Day 1) up to day 112.
Data management team will assess and review the chemistry lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. The following values will be assessed: Sodium (mmol/L), potassium (mmol/L) and chloride (mmol/L). |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of: Glucose fasting , BUN/Ur, creatinine, bilirubin total and direct, calcium, uric acid, and bilirubin result, in chemistry laboratory blood test. | Safety will be assessed by the % of change from normal range in chemistry laboratory blood test profile, from baseline (Day 1) up to day 112.
Data management team will assess and review the chemistry lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. The following values will be assessed: Glucose fasting (mg/dL), BUN/Ur (mg/dL), creatinine (mg/dL), bilirubin total (mg/dL) and direct (mg/dL), calcium (mg/dL), uric acid (mg/dL), and bilirubin (mg/dL). |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of Alkaline phosphatase, AST, ALT and GGT result in chemistry- laboratory blood test. | Safety will be assessed by the % of change from normal range in chemistry laboratory blood test profile, from baseline (Day 1) up to day 112.
Data management team will assess and review the chemistry lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. The following values will be assessed: Alkaline phosphatase (U/L), AST (U/L), ALT (U/L) and GGT (U/L). |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of Albumin and total protein result in chemistry- laboratory blood test. | Safety will be assessed by the % of change from normal range in chemistry blood test profile, from baseline (Day 1) up to day 112.
Data management team will assess and review the chemistry lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. The following values will be assessed: Albumin (g/dL) and total protein (g/dL). |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of Serology -in laboratory blood test profile. | Safety will be assessed by the % of change from normal range in serology clinical blood test profile, from baseline (Day 1) up to Day 112.
Data management team will assess and review the serology lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. The following values will be assessed: HBsAg (positive/negative), HBcAb (positive/negative), hepatitis C antibody (positive/negative), or HIV antibody (positive/negative). |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of urine laboratory profile. | Safety will be assessed by the % of change in clinical urine laboratory profile from baseline (Day 1) up to Day 112.
Data management team will assess and review the urine lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. the following values will be assessed: Glucose (mg/dl), protein (mg/ml),urobilinogen (mg/ml) and ketones (mg/ml). |
Up to 112 days | |
Primary | Safety endpoint-will be assessed by the % of change from normal range in the collection of Specific gravity , pH, blood and nitrites result in urine laboratory profile. | Safety will be assessed by the % of change in clinical urine laboratory profile from baseline (Day 1) up to Day 112.
Data management team will assess and review the urine lab test results. Exceptional values above the norm or below the norm indicate an aggravation of the participant's condition. The following values will be assessed: Specific gravity , pH, blood and nitrites. |
Up to 112 days | |
Primary | Safety endpoint-Mean change in body temperature measurement from baseline. | Mean changes in body temperature from baseline (Day 1) up to Day 112. | Up to 112 days | |
Primary | Safety endpoint-Mean change in pulse measurement from baseline. | Mean changes in pulse (unites: beats per minute) measurements from baseline (Day 1)up to Day 112. | Up to 112 days | |
Primary | Safety endpoint- Mean change in blood pressure measurement from baseline. | Mean changes in blood pressure (systolic and diastolic blood pressure [unites: mm Hg]) measurements from baseline (Day 1) up to Day 112. | Up to 112 days | |
Primary | Safety endpoint-ECG | Mean changes in ECG parameters from baseline (Day 1) up to Day 112. the following ECG parameters will be recorded: heart rate (HR), PR, QT, and QTC interval and QRS complex. | Up to 112 days | |
Secondary | Efficacy end point - will be assessed by Clinical global impression of severity (CGI-S) questionaries | Percent responders in CGI-S scale (0= "none" to 4= "very severe") on Day 84 [Visit 10, EoT] compared to baseline (Day 1); a responder is defined to have an improvement of at least 2 points in disease severity on Day 84 [Visit 10, EoT] compared to baseline (Day 1). | Up to 84 days | |
Secondary | Efficacy end point - will be assessed by Patient global impression of change (PGI-S) questionaries | Mean change from baseline (Day 1 [Visit 2] to Day 84 [Visit 10, EoT]) in PGI-S. scale:
1= "none" 5="very severe" |
Up to 84 days | |
Secondary | Efficacy end point - will be assessed by Patient global impression of change (PGI-C) questionaries | Mean change from baseline (Day 1 [Visit 2] to Day 84 [Visit 10, EoT]) in PGI-C. scale:
1="very much improved" 7="very much worse" |
Up to 84 days |
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