Common Cold

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Have you caught the common cold?

The USC Clinical Trials Centre is researching a potential new treatment for the common cold.

We are currently recruiting study participants who:

  • Are between 18 and 65 years of age
  • Currently have a cold, including at least two of the following symptoms: sneezing, runny nose, nasal congestion and sore throat
  • Have had symptoms for no more than 48 hours

Participants will need to attend up to 6 clinic visits over a 15-day period.

To see if you are eligible complete the questionnaire below, or call the Clinical Trials Centre on 07 5456 3797.

Full title: A phase I/II study of povidone-iodine nasal spray (“Nasodine”) to investigate safety and tolerability in healthy volunteers (Stage 1), and to investigate safety and efficacy in patients with the common cold (Stage 2).

Ethics approval – Bellberry Human Research Ethics Committee

If you experience difficulty completing the survey please email

Start Questionnaire?
We can only accept submissions from Australian residents. Please confirm you reside in Australia.
Are you between 18 and 65 years old?
Do you have, or are you coming down with, a cold, and do you have at least two of the following symptoms?

Sneezing, runny nose, nasal congestion or sore throat

Have you had your symptoms for less than 48 hours?
Have you visited the doctor in the last 48 hours and been diagnosed with allergic rhinitis, bacterial sinusitis or lower respiratory tract infection?
Do you normally have very mild cold symptoms that resolve within 48 hours?
Do you have a known immunodeficiency?
Do you have a known sensitivity to iodine? For example, Betadine antiseptic.
Are you pregnant or breastfeeding, or do you intend to become pregnant in the next 2 weeks?
Do you have a previous diagnosis of thyroid disease or dysfunction?
Are you taking, or planning to take, any over the counter medications or vitamins to treat your symptoms?
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