This hypertonic sea water spray naturally cleanses and decongests the nose in cases of cold, nasopharyngitis, rhinitis, or acute rhinosinusitis.

Composed of 100% natural sea water drawn from the Iroise Marine Natural Park, rich in mineral salts and marine trace elements, the MARIMER Blocked Nose spray unblocks the nose and improves nasal breathing thanks to its hypertonic concentration (22 g/L).
It is recommended for adults, children, and infants from birth (except premature babies) in cases of cold, nasopharyngitis, rhinitis, or acute rhinosinusitis.
It helps clean and remove viruses, bacteria, and allergens contained in nasal secretions, thins and reduces the viscosity of thick mucus, ensuring better elimination.

Its micro-diffusion allows gentle and even application on the mucosa. The anti-backflow valve is designed to prevent any risk of external contamination and ensures the protection of the solution.

This spray is suitable for adults, children, and infants from birth (except premature babies).

WHY USE MARIMER BLOCKED NOSE?

• It decongest the nose,
• It cleanses the nasal mucous,
• It fluids nasal secretions and facilitates its elimination,
• It improves nasal comfort day and night,
• It can be used in addition to ENT treatments.

HOW TO USE THIS PRODUCT?

1 to 2 sprays per nostril, 1 to 3 times a day as necessary. Please read the instructions carefully before use. Ask your pharmacist for advice.

This medical device comes with a pocket valve system and a propellant gas, which ensures that the contents are well protected from external contamination.

WHAT DOES IT CONTAIN?

Hypertonic sea water (equivalent to 22 g/L of salts) purified water.

WHO IS IT FOR? 

Adults/children 
Do not use to treat premature babies.
Do not use if hypersensitive to seawater.

*This medical product is a regulated healthcare product which bears CE marking, in accordance with regulations.

Manufactured by: Laboratoires Gilbert (Gilbert Laboratories)

Product data sheet last updated: 10/31/2025