Pseudoephedrine

High school (ages 12+)
Human Body

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Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/pseudoephedrine

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the chemical name?(1S,2S)-2-(methylamino)-1-phenylpropan-1-ol
2. What is the pharmacological classification?Indirectly acting sympathomimetic amine
3. What is pseudoephedrine and how does it help with a stuffy nose?Pseudoephedrine is a medicine that helps clear a stuffy nose by tightening blood vessels in the nose. This reduces swelling and lets air flow more easily.
4. Where does pseudoephedrine come from?It originally comes from a plant called Ephedra, used in Chinese medicine for many years. Later scientists made it in the laboratory so it can be produced safely.

Sympathomimetic: A drug that stimulates the sympathetic nervous system, mimicking the effects of adrenaline.
Vasoconstriction: The narrowing of blood vessels, which reduces blood flow and swelling.
Enantiomer: One of a pair of molecules that are mirror images of each other but cannot be superimposed.
Precursor Chemical: A substance that is used to make another substance, often in chemical synthesis.