nasal spray

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The video thumbnail image shows the packaging of Narcan nasal spray.

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Mona Lisa, oil on wood panel by Leonardo da Vinci, c. 1503-06; in the Louvre, Paris, France. 77 x 53 cm.

Why Is the Mona Lisa So Famous?

Flags of the countries of the world (flagpoles).

How Many Countries Are There in the World?

Agnes with a lamb near her feet. St. Agnes (Saint Agnes) design drawing for stained glass window by J&R Lamb Studios, ink, mount size 10.5 x 14.5 in.

Roman Catholic Saints

Space race (1957-1969) infographic between United States (U.S.) and Russia. America, Soviet Union, U.S.S.R., space exploration

Timeline of the Space Race, 1957–69

Submerged sperm whale off east Sri Lanka coast, mammal

How Did the Sperm Whale Get Its Name?

Candles Burning On Table In Church

What Is the Most Widely Practiced Religion in the World?

Artist interpretation of a Space meteoroid impact. Meteor impact. Asteroid, End of the world, danger, destruction, dinosaur extinct, Judgement Day, Planet Earth, Doomsday Predictions, comet

10 Failed Doomsday Predictions

nasal spray

pharmacology

Learn about this topic in these articles:

forms of pharmaceutical dosage

In pharmaceutical industry: Specialized dosage forms
Most nasal sprays are intended for treatment of colds or respiratory tract allergies. They contain medications designed to relieve nasal congestion and to decrease nasal discharges. Aerosols are pressurized dosage forms that are expelled from their container upon activation of a release valve. Aerosol propellants typically…
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naloxone

In naloxone
In 2015 the first nasal spray formulation, marketed as Narcan, was approved for use in the United States; in 2023 the FDA approved Narcan for nonprescription use.
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