Oncology Cardiology / Cardiovascular Respiratory / COPD / Asthma Infectious Disease Gastroenterology Diabetes / Metabolic Neurology Rheumatology Women's Health Mental Health / Psychiatry Dermatology Rare Diseases Men's Health
Clinical Trial ● Currently Recruiting Phase III NCT07159763

A Study to Evaluate the Safety and Efficacy of CD388 for Prevention of Influenza

A Study to Evaluate the Safety and Efficacy of CD388 for Prevention of Influenza — Recruiting • Phase III • Respiratory / COPD / Asthma • NCT07159763.

📅 19 May 2026 ⏱ 2 min read
Currently Recruiting
This trial is actively seeking participants in the UK. Discuss eligibility with your patient before referring.
Status
Currently Recruiting
Phase
Phase III
NCT ID
NCT07159763
Sponsor
Cidara Therapeutics Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA)
Start
2025-09-25
ClinicaliQ Trial Snapshot
  • A Study to Evaluate the Safety and Efficacy of CD388 for Prevention of Influenza — Recruiting • Phase III • Respiratory / COPD / Asthma • NCT07159763.
  • What is being tested: CD388 is a novel therapeutic agent administered as a single dose via 3 subcutaneous injections, being evaluated for its efficacy and safety in preventing symptomatic laboratory-confirmed influenza infections compared to placebo in adult and adolescent participants.
  • Patient eligibility overview: The trial enrolls adult and adolescent participants (specific age criteria and additional eligibility requirements apply), representing a broad population at risk of influenza infection who would benefit from preventative interventions.
Use This Page For
  • Quick orientation before opening the registry record.
  • Checking recruitment status, phase and sponsor at a glance.
  • Connecting this trial to nearby guidelines, Drug Science and education.
What This Trial Is Studying

The purpose of this study is to evaluate how well CD388 works in preventing symptomatic laboratory-confirmed influenza infections, as compared to placebo, when given as a single dose via 3 subcutaneous (SQ) injections to adult and adolescent participants who are at higher risk of developing influenza complications, and to evaluate the safety and tolerability of CD388, as compared to placebo.

Eligibility Snapshot
  • : 1. Must be 12 years of age or older at the time of signing the informed consent. 2. Written informed consent and any locally required authorization (e.g., Health Insurance Portability and Accountability Act [HIPAA] in the US) obtained from the participant before performing any protocol-related procedures, including screening evaluations. For participants under the legal age of consent as defined by local regulations, the parent(s) or legal guardian(s) may be required to give their signed written informed consent and participants may sign an assent form as specified by local law. 3. Has negative rapid antigen tests for influenza and severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) prior to dosing at Day 1. 4. Weight is ≥ 40 kilograms (kg) at screening. 5. Body Mass Index (BMI; calculated as weight in kg divided by height in meters [m] squared)) is ≥ 18 kg/m^2 at screening. 6. In the opinion of the Investigator, must be able to comply with the requirements of the protocol and be able to read, understand, and complete questionnaires in the electronic diary (eDiary), work with smartphones/tablets/computers (if applicable, with assistance by a caregiver, surrogate, or legally authorized representative), and be willing and able to adhere to…

Use the source registry for the full inclusion and exclusion criteria before discussing referral or enrolment.

Full Trial Details
View this trial on the source registry
Eligibility criteria, protocol, and results when available
View Trial ↗
Share: Twitter/X LinkedIn
Related

Related Clinical Intelligence

Guidelines, Drug Science, safety briefs and education connected to this trial area.

Clinical Brief
RSV vaccination: expansion of eligibility to older adults in certain clinical risk groups
Respiratory / COPD / Asthma · NHS England · 01 Jul 2026
From September 2026, RSV vaccination eligibility expands beyond the current age-based criteria to include older adults in specific clinical risk groups, requiring…
View brief →
Clinical Brief
There’s a reason child vaccination rates are falling – and it’s not social media
Respiratory / COPD / Asthma · BBC Health · 03 Aug 2026
Vaccination rates declining across UK: Child immunisation coverage is falling below safe thresholds needed for herd immunity, creating vulnerability to vaccine-preventable disease…
View brief →
Clinical Brief
Children keep dying in a country that made huge progress on measles
Respiratory / COPD / Asthma · BBC Health · 08 Jul 2026
Measles Outbreak in Bangladesh: Key Clinical Points Bangladesh is experiencing a major measles outbreak with >120,000 suspected and confirmed cases, indicating potential…
View brief →
Clinical Brief
AI sleep data could provide one-week early warning of flu and COVID-19
Respiratory / COPD / Asthma · UKHSA · 03 Sep 2026
Sleep-tracking apps analysing cough patterns can detect flu and COVID-19 approximately one week before symptom onset, potentially enabling early intervention and isolation…
View brief →
Clinical Brief
How to keep children cool in the heat
Respiratory / COPD / Asthma · BBC Health · 19 Jun 2026
Keeping Children Cool in the Heat: Key Clinical Takeaways Hydration and monitoring are essential: Ensure children drink regularly even if not thirsty,…
View brief →
Clinical Brief
Amiodarone: reminder of risks of treatment and need for patient monitoring and supervision
Respiratory / COPD / Asthma · MHRA · 20 May 2026
Amiodarone carries serious risks of pulmonary, hepatic, and thyroid toxicity requiring regular patient monitoring and supervision throughout treatment Healthcare professionals must ensure…
View brief →