Sudafed

Medical Editor: John P. Cunha, DO, FACOEP Last updated on RxList: 9/15/2021
Sudafed Side Effects Center

Medical Editor: John P. Cunha, DO, FACOEP

What Is Sudafed?

Sudafed (pseudoephedrine HCI) is a decongestant prescribed for the temporary relief of nasal congestion due to the common cold, hay fever, and sinus congestion. Sudafed is available as a generic drug.

What Are Side Effects of Sudafed?

Common side effects of Sudafed include:

  • nervousness,
  • restlessness or excitability (especially in children),
  • dizziness,
  • headache,
  • fear,
  • anxiety,
  • loss of appetite,
  • sleep problems (insomnia),
  • skin rash,
  • itching,
  • tremors,
  • hallucinations,
  • convulsions (seizures),
  • nausea,
  • vomiting, and
  • flushing (warmth, tingling, or redness under your skin).

Dosage for Sudafed

Sudafed usual dose is one tablet every 12 hours.

What Drugs, Substances, or Supplements Interact with Sudafed?

Sudafed drug interactions include monoamine oxidase inhibitors or MAOIs (for example, isocarboxazid [Marplan]), serotonin and norepinephrine reuptake inhibitors (for example, venlafaxine [Effexor]), bronchodilators (for example, albuterol [Proventil]), blood pressure medications (such as beta blockers [Atenolol]) and calcium channel blockers [for example, verapamil]).

Sudafed During Pregnancy and Breastfeeding

Tell your doctor if you are pregnant or plan to become pregnant while using Sudafed; it is unknown if Sudafed will harm a fetus. Sudafed passes into breast milk and may harm a nursing baby. Consult your doctor before breastfeeding.

Additional Information

Our Sudafed Side Effects Drug Center provides a comprehensive view of available drug information on the potential side effects when taking this medication.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

SLIDESHOW

Could I Be Allergic? Discover Your Allergy Triggers See Slideshow
Sudafed Consumer Information

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Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.

Stop using pseudoephedrine and call your doctor at once if you have:

  • fast or pounding heartbeats;
  • severe dizziness;
  • severe nervousness; or
  • sleep problems (insomnia).

Common side effects may include:

  • feeling restless or nervous.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Read the entire detailed patient monograph for Sudafed (Pseudoephedrine)

QUESTION

Allergies can best be described as: See Answer
Sudafed Professional Information

SIDE EFFECTS

No information provided.

Read the entire FDA prescribing information for Sudafed (Pseudoephedrine)

© Sudafed Patient Information is supplied by Cerner Multum, Inc. and Sudafed Consumer information is supplied by First Databank, Inc., used under license and subject to their respective copyrights.

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