How to Take Sudafed PE: Side Effects, Dosage
How to take Sudafed PE: dosage guidelines, common side effects, and precautions per OTC labeling.
Not medical advice. Speak with a healthcare professional before using any medication.
Reviewed by:
Updated Feb, 15
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Information sourced from FDA-approved prescribing information and peer-reviewed medical references.
How to Take Sudafed PE
How to Take Sudafed PE
Per OTC labeling, Sudafed PE contains phenylephrine, a nasal decongestant. Take it exactly as directed on the label and do not exceed the daily maximum.
- Adults and children 12 years and older: Per OTC labeling, 10 mg (1 regular-strength tablet) every 4 hours as needed; do not exceed 60 mg in 24 hours.
- Children 6–11 years: Per OTC labeling, 5 mg every 4 hours as needed; do not exceed 30 mg in 24 hours. Check product labeling to match dose to formulation strength.
- Children 4–5 years: Per OTC labeling, 2.5 mg every 4 hours as needed; do not exceed 15 mg in 24 hours. Use a liquid formulation for accurate dosing.
- Children under 4 years: Per OTC labeling, do not use.
- With or without food: Per OTC labeling, may be taken with or without food.
- Avoid taking close to bedtime if stimulating effects interfere with sleep.
- Use only the measuring device provided with any liquid formulation to ensure accurate dosing.
- Check all combination products: Per OTC labeling, many cold and flu products contain phenylephrine. Review all labels carefully to avoid exceeding the daily limit from multiple sources.
Warnings Before Taking Sudafed PE
- Per OTC labeling: Do not use if you have uncontrolled high blood pressure, severe heart disease, or narrow-angle glaucoma.
- Per OTC labeling: Ask a doctor before use if you are currently taking monoamine oxidase inhibitors (MAOIs), stimulants, or thyroid medication.
- Per OTC labeling: Ask a doctor before use if pregnant, breastfeeding, or if you have prostate enlargement or diabetes.
- Per OTC labeling: Stop use and ask a doctor if symptoms do not improve within 7 days, are accompanied by fever, or if nervousness, dizziness, or sleeplessness occurs.
Sudafed PE Side Effects
common
Mild
Headache
Per OTC labeling, headache is a recognized adverse effect associated with phenylephrine use. It is generally reported as mild to moderate in intensity.
Normally lasts for:
2–4 hours
uncommon
Mild
Increased Blood Pressure
Per OTC labeling, phenylephrine may cause a temporary increase in blood pressure due to its vasoconstrictive action. Per OTC labeling, individuals with hypertension should consult a doctor before use.
Normally lasts for:
1–3 hours
uncommon
Mild
Feeling Jittery or Restless
Per OTC labeling, nervousness or restlessness is a recognized adverse effect of phenylephrine. Per OTC labeling, if nervousness or sleeplessness occurs, discontinue use and consult a doctor.
Normally lasts for:
1–2 hours
uncommon
Mild
Difficulty Sleeping
Per OTC labeling, sleeplessness is a recognized adverse effect of phenylephrine. Avoiding doses close to bedtime may help reduce this effect.
Normally lasts for:
Up to 6 hours
uncommon
Mild
Dizziness
Per OTC labeling, dizziness is a recognized adverse effect associated with phenylephrine. Per OTC labeling, if dizziness occurs, stop use and consult a doctor.
Normally lasts for:
10–30 minutes
uncommon
Mild
Upset Stomach
Per OTC labeling, nausea or stomach discomfort may occur with phenylephrine use. Taking the dose with a small snack may reduce gastrointestinal discomfort.
Normally lasts for:
30 minutes–2 hours
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What If You Forgot to Take Sudafed PE
What If You Forgot to Take Sudafed PE?
Per OTC labeling, Sudafed PE is taken as needed for congestion symptoms. If a dose is missed, take it when remembered. If it is almost time for the next dose, skip the missed dose and return to the regular dosing interval.
- Do not double up doses to make up for a missed dose.
- Per OTC labeling, maintain appropriate spacing between doses as directed on the product label.
What If You Took Too Much Sudafed PE
What If You Took Too Much Sudafed PE (Accidentally)?
Contact Poison Control immediately at 1-800-222-1222 (U.S.) if you suspect an overdose, even if no symptoms are present. Call 911 if the person is unresponsive or experiencing a medical emergency.
- Symptoms of phenylephrine overdose may include: rapid heartbeat, high blood pressure, nervousness, and seizures.
- Do not take additional doses until evaluated by a medical professional.
- Bring the medication label or know the exact dose taken when contacting Poison Control or seeking care.
How Much Does Sudafed PE Cost
Cost of Sudafed PE With Insurance
Sudafed PE is an over-the-counter medication. Most health insurance plans do not cover OTC products. Actual costs depend on your specific plan's OTC benefits, if any, and the pharmacy used. FSA/HSA funds may be applicable. Contact your insurance plan or pharmacy directly for current pricing and coverage information.
Pricing information is subject to change. This is not a guarantee of coverage or cost.
How Much Does Sudafed PE Cost without Insurance
Cost of Sudafed PE Without Insurance
The price of Sudafed PE varies by retailer, package size, and formulation. Contact your local pharmacy or retailer directly for current pricing. Store-brand phenylephrine products may also be available at different price points. FSA/HSA funds may be used for eligible OTC medications.
Pricing information is subject to change and may vary by location and retailer.
