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Updated May 2026 · ClinicalTrials.gov

RECRUITINGPhase 1INTERVENTIONAL

Study of Paclitaxel Micelles for Injection in Chinese Patients With Advanced Solid Tumors.

A Phase I Study of Dose Escalation and Dose Expansion To Evaluate the Safety、Tolerability、Pharmacokinetics and Efficacy of Paclitaxel Micelles for Injection in Chinese Patients With Advanced Solid Tumor.

Study of Paclitaxel Micelles for Injection in Chinese Patients With Advanced Solid Tumors. (NCT04778839) is a Phase 1 interventional studying Advanced Solid Tumors, sponsored by First Affiliated Hospital of Zhejiang University. RECRUITING as of the most recent ClinicalTrials.gov update. Talk to your doctor before contacting the trial site.

Important: This information is not medical advice. Talk to your doctor about whether a clinical trial is right for you.

About This Trial

A Phase I Study of Dose Escalation and Dose Expansion To Evaluate the Safety、Tolerability、Pharmacokinetics and Preliminary Efficacy of Paclitaxel Micelles for Injection in Chinese Patients With Advanced Solid Tumor.

What Stage of Research Is This?

Phase 1 trials test a new treatment for the first time in humans, focusing on safety, dosing, and how the body processes the drug. For Advanced Solid Tumors, a Phase 1 study typically enrolls a small number of participants — often healthy volunteers or patients who have exhausted standard treatment options. Phase 1 results determine whether a treatment moves into larger Phase 2 efficacy studies.

This trial is currently recruiting participants. The sponsor has registered the study with ClinicalTrials.gov as actively enrolling, which means new applicants who meet the eligibility criteria can be considered for screening. Trial status can change between updates — confirm current recruiting status with the study contact before traveling for a screening visit.

Target enrollment of 98 participants puts this in the typical range for a Phase 2-style efficacy study or a moderate Phase 3 trial in a focused Advanced Solid Tumors subpopulation. At this scale, the study has enough statistical power to detect a clear treatment effect but is not the largest cohort in the field.

Who May Be Eligible (Plain English)

Who May Qualify: - Participants are required to meet all the criteria below in order to be included in the trial: 1. Confirmed diagnosis of advanced solid tumors by histological or cytological examination, participants have no effective standard anticancer therapy available or is failed to standard anticancer therapy. 2. Male or female patient, aged 18 \~ 70 years. 3. Life expectancy ≥ 3 months. 4. Eastern Cooperative Oncology Group (ECOG) performance status of 0-2. 5. Participants with at least 1 measurable tumor lesion and/or assessable non-measurable lesion based on RECIST 1.1. 6. No radiotherapy, chemotherapy, immunotherapy or other anti-tumor therapy (such as experimental drugs, biological agents, Chinese herbal medicine, etc.), surgical treatment (except diagnostic biopsy), or complete recovery from previous surgery within 4 weeks prior to enrollment, and no surgical operation was planned during the study period. 7. No severe hematopoietic abnormalities(no blood transfusion, no blood products, no granulocyte colony-stimulating factor, platelet stimulating factor, or other hematopoietic growth factors were corrected within 14 days prior to the screening phase laboratory examination):Hb≥90g/L , white blood cell count (ANC) at least 1.5×109/L , PLT≥100×109/L. 8. No serious organic disease of heart, liver or kidney:LVEF≥50% ; ALT(Alanine aminotransferase) or AST(Aspartate transaminase)≤2.5×upper limit of normal(ULN)(for patients with hepatic metastases, ALT or AST≤5 × ULN); TBIL(Total bilirubin)≤1.5×ULN; creatinine≤1.5×ULN and CL≥ 60 mL/min\[The calculation formula was as follows: CCR (140- age)× body weight (kg) /0.818× SCR (μmol/L), and female was calculated as ×0.85\]. 9. The coagulation function is normal:PT、APTT and INR≤1.5×ULN。 ...See full criteria on ClinicalTrials.gov Always talk to your doctor about whether this trial is right for you.

These are translations of the protocol\'s inclusion and exclusion criteria, simplified for patients and caregivers. The original clinical text appears below. Eligibility is ultimately confirmed by the trial site\'s screening process — this summary is a starting point for a conversation with your doctor, not a final determination.

Original Eligibility Criteria

View original clinical language
Inclusion Criteria: * Participants are required to meet all the criteria below in order to be included in the trial: 1. Confirmed diagnosis of advanced solid tumors by histological or cytological examination, participants have no effective standard anticancer therapy available or is failed to standard anticancer therapy. 2. Male or female patient, aged 18 \~ 70 years. 3. Life expectancy ≥ 3 months. 4. Eastern Cooperative Oncology Group (ECOG) performance status of 0-2. 5. Participants with at least 1 measurable tumor lesion and/or assessable non-measurable lesion based on RECIST 1.1. 6. No radiotherapy, chemotherapy, immunotherapy or other anti-tumor therapy (such as experimental drugs, biological agents, Chinese herbal medicine, etc.), surgical treatment (except diagnostic biopsy), or complete recovery from previous surgery within 4 weeks prior to enrollment, and no surgical operation was planned during the study period. 7. No severe hematopoietic abnormalities(no blood transfusion, no blood products, no granulocyte colony-stimulating factor, platelet stimulating factor, or other hematopoietic growth factors were corrected within 14 days prior to the screening phase laboratory examination):Hb≥90g/L , ANC≥1.5×109/L , PLT≥100×109/L. 8. No serious organic disease of heart, liver or kidney:LVEF≥50% ; ALT(Alanine aminotransferase) or AST(Aspartate transaminase)≤2.5×upper limit of normal(ULN)(for patients with hepatic metastases, ALT or AST≤5 × ULN); TBIL(Total bilirubin)≤1.5×ULN; creatinine≤1.5×ULN and CL≥ 60 mL/min\[The calculation formula was as follows: CCR (140- age)× body weight (kg) /0.818× SCR (μmol/L), and female was calculated as ×0.85\]. 9. The coagulation function is normal:PT、APTT and INR≤1.5×ULN。 10. Participants (including partners) who are willing to follow reliable contraceptive measures during the study and until 3 months after the last dosing(such as intrauterine devices \[IUDs\], birth control pills or condoms).Women of child-bearing age must be negative for serum HCG within 14 days prior to study enrolment and must be non-lactating。 11. Participants with voluntarily signature Informed Consent Form (ICF) before the test, and have a full understanding of the test content, process and possible adverse reactions. 12. Participants with good compliance, were available for follow-up, and volunteered to comply with study regulations. Exclusion Criteria: * Eligible participants must not meet any of the following exclusion criteria: 1. Patients with the toxicity of previous antitumor therapy did not return to grade 1 or below (CTCAE 5.0 grade \>1, excluding toxicity such as alopecia and other toxicity judged by investigators to be of no safety risk). 2. Patients with (including suspected) an allergic history to Paclitaxel, or any of its components, or allergic constitution (excluding mild asymptomatic seasonal allergy). 3. Patients with bleeding tendency or who are receiving thrombolytic or anticoagulant therapy. 4. Patients who had been treated with paclitaxel and were determined by the researchers to be resistant. 5. Patients with active central nervous system metastases,But patients with BMs who have received prior treatment and the metastases were stable can participate in the study. 6. Patients with cerebrovascular accident or transient ischemic attack in the previous 6 months were screened. 7. People with active infection and need anti-infection or antiviral treatment. 8. Patients have suffered from other malignant cancers within 5 years (except for cured basal cell carcinoma and cervical carcinoma in situ). 9. Concomitant diseases, as determined by the investigator, that seriously endangers the safety of subjects or affects their completion of the test(such as gastrointestinal bleeding, intestinal obstruction, intestinal paralysis, interstitial pneumonia, pulmonary fibrosis, etc). 10. Patients with a clear history of neurological or psychiatric disorders (including epilepsy and dementia). 11. Patients who have used any drugs that is CYP2C8 and/or CYP3A4 inducer or inhibitor Within 30 days before use of the test drug(including ketoconazole and other imidazole antifungal agents, verapamil, diazepam, quinidine, cyclosporine, teniposide, etoposide, vincrine, testosterone, 17-α diethylstilbestrol, retinoic acid, quercetin, etc). 12. Patients who received blood transfusion and transfusion of blood products, such as albumin, within 2 weeks prior to trial. 13. Patients with peripheral neuropathy above grade II. 14. Patients with history of myocardial infarction(within 6 months prior to enrollment) ,severe or unstable angina, coronary or peripheral artery bypass grafting or congestive heart-failure (CHF) at NYHA 3-4 level ;and patients with history of uncontrollable hypertension, arrhythmias considered clinically significant by the investigator, or electrocardiogram (ECG) abnormalities. 15. HIV infection, or active HBV infection (HBsAg and/or HBcAb positive, with peripheral blood HBV DNA ≥1 x 103 IU/ mL), or active HCV infection (HCV antibody positive, HCV RNA≥500 IU/ mL). 16. Alcoholics (drinking more than 14 standard units per week. 1 standard unit contains 14g alcohol,such as 360mL beer or 45mL spirits with 40% alcohol or 150mL wine)within 2 weeks before screening, or patients with drug abuse. 17. Patients who participated in other study within the last 1 month. 18. Pregnant or nursing women. 19. Patients who are thought to be unsuitable for participating in the trial by the researchers because of other factors.

Treatments Being Tested

DRUG

Paclitaxel Micelles for Injection

Paclitaxel Micelles for Injection was intravenously administrated for three hours, three weeks constituted one course of treatment.

DRUG

Paclitaxel injection

Paclitaxel Injection was intravenously administrated for three hours, three weeks constituted one course of treatment.

Locations (1)

Trial sites listed on ClinicalTrials.gov for this study. Site activation status can vary — confirm with the specific site before traveling for a screening visit.

The First Affiliated Hospital,ZheJiang Univercity
Hanzhou, Zhejiang, China

How to Talk to Your Doctor About This Trial

Bring the printable summary of this trial — including the NCT ID (NCT04778839), the sponsor (First Affiliated Hospital of Zhejiang University), and the key eligibility criteria — to your next appointment. Your doctor can review the inclusion and exclusion criteria against your medical history, lab values, and current treatments to assess whether you are likely to qualify. They can also help you weigh whether trial participation makes sense alongside your existing care plan.

Useful questions to walk through together: What does the trial protocol require beyond standard care? How long is the active treatment phase, and how long is follow-up? Are there study visits at sites I can reach? Who pays for the trial-specific procedures, and who pays for standard-of-care portions? See our 25 questions to ask about clinical trials guide for a more complete checklist.

Authoritative Sources

The official record for this trial lives on ClinicalTrials.gov — the federal registry maintained by the National Library of Medicine at NIH. For background on how this trial fits into the FDA approval pathway, see the FDA drug approval process. For oncology-specific guidance for patients considering trials, the National Cancer Institute publishes patient-oriented overviews. International trial registries are aggregated by the WHO ICTRP.

Frequently Asked Questions

What is the NCT04778839 clinical trial studying?

A Phase I Study of Dose Escalation and Dose Expansion To Evaluate the Safety、Tolerability、Pharmacokinetics and Preliminary Efficacy of Paclitaxel Micelles for Injection in Chinese Patients With Advanced Solid Tumor. The full protocol is registered on ClinicalTrials.gov and includes the primary outcome measures, eligibility criteria, and study endpoints.

Who can participate in NCT04778839?

Eligibility for this trial depends on the specific inclusion and exclusion criteria set by the sponsor. The plain-English summary above translates the most important criteria into accessible language; the official clinical text is preserved in the collapsible section underneath. Whether you fit any specific trial is a medical decision your doctor needs to confirm — bring the trial information to your treating physician for a full review against your medical history.

How do I contact the trial site for NCT04778839?

Contact information registered with ClinicalTrials.gov is shown in the sidebar of this page. Before reaching out, confirm with your treating physician that this trial is appropriate for your situation. The trial site will then walk you through the screening process to determine final eligibility.

Is participating in a clinical trial safe?

Clinical trials in the United States are regulated by the FDA and overseen by Institutional Review Boards (IRBs) that review the protocol for safety. Risk varies by trial — Phase 1 studies test new treatments in humans for the first time, while Phase 3 trials use treatments that have already passed earlier safety screening. The informed consent document for any specific trial details the known risks and what to expect. Discuss those risks with your physician before deciding whether to participate.

Where can I verify the data on this page?

Every detail on this page comes directly from the ClinicalTrials.gov API. Click "View on ClinicalTrials.gov" in the sidebar to see the official, unmodified record. The federal record is always authoritative; this page is a structured presentation with a plain-English eligibility translation. For background on how clinical trials are regulated, see the FDA drug approval process documentation.

How This Page Is Built

Every field on this page is pulled directly from the ClinicalTrials.gov API v2 — no estimates, no proxies. The plain-English eligibility translation is generated from the original protocol text and reviewed for fidelity to the underlying clinical criteria. The original clinical text remains visible in the collapsible section above so users and clinicians can verify the translation. Read the full methodology for the data pipeline and known limitations.

Source: ClinicalTrials.gov API v2 record for NCT04778839. Maintained by the National Library of Medicine at NIH. Public domain. Cite as: "TrialFinderData. NCT04778839. Data: ClinicalTrials.gov."

Medical disclaimer: This page is informational, not medical advice. Talk to your doctor about whether a clinical trial is right for you.

Last updated 2026-05-08 · Data from ClinicalTrials.gov.