What is Deep Sea Nasal Spray: Uses, Warnings & Interactions

Updated Jul 30, 2025  •  Published Dec 30, 2020

Deep Sea Nasal Spray is a nonprescription saline nasal spray. Containing salt water with no additional medicines, Deep Sea Nasal Spray helps relieve dryness and irritation specifically due to allergy, sinus, or cold medications. Depending on how the bottle is positioned, Deep Sea Nasal Spray can deliver a saline spray, stream, or drop.

Deep Sea Nasal Spray overview

BRAND NAMES:

  • Deep Sea Nasal Spray

Generic Names:

  • Saline

Uses:

  • Treats dryness in the nose.

Therapeutic Classes:

  • Intranasal moisturizer

Forms:

  • Nasal spray

How it’s taken:

  • In the nose

What is Deep Sea Nasal Spray used for?

Deep Sea Nasal Spray helps relieve nasal dryness. Saline nasal sprays can also reduce mucus and crust buildup inside the nose.

What form(s) does Deep Sea Nasal Spray come in

  • Nasal spray

    • 0.65%

What are common Deep Sea Nasal Spray doses?

  • To relieve dry or irritated nasal membranes: Two sprays into each affected nostril as needed

Common Deep Sea Nasal Spray prescriptions

  • Deep Sea Nasal Spray
    44ml of 0.65% bottle

How to take Deep Sea Nasal Spray

  • Use this medicine as needed. There is no maximum dosage.

  • Hold the spray bottle upright and spray two times into each nostril. 

    • It might help if you press your finger on the other side of your nose to keep the other nostril closed while spraying.

  • To get a stream rather than a spray, hold the bottle in a horizontal position.

  • To get a drop, hold the bottle upside down.

  • When finished, wipe the tip of the bottle with a clean tissue and replace the cap.

  • Store the bottle at room temperature.

What to do if you miss a dose of Deep Sea Nasal Spray

  • A missed dose can be administered when remembered.

  • There is no limit on the number of doses that can be administered daily.

Deep Sea Nasal Spray contraindications

  • Deep Sea Nasal Spray has no listed contraindications.

  • Look at the ingredients list. If you have allergies to any of the ingredients, avoid use.

Deep Sea Nasal Spray warnings

  • Because of the risk of spreading infection, do not share this medicine with other people.

  • Deep Sea Nasal Spray contains benzalkonium chloride, a preservative that may cause allergic reactions in some people. 

  • Keep this product away from children.

Deep Sea Nasal Spray interactions

  • Deep Sea Nasal Spray has no documented drug interactions.

  • Keep this product out of the reach of children.

Deep Sea Nasal Spray side effects

Serious Side Effects

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing

Sources:

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