How Often Can You Take Sudafed?

How many hours apart can you take Sudafed?

Sudafed Congestion Adults and children 12 years and older: Take two tablets every four to six hours.

Do not take more than eight tablets every 24 hours..

Why does Sudafed work so well?

Pseudoephedrine is a decongestant that constricts (shrinks) dilated blood vessels within the nose, relieving congestion. It causes vasoconstriction by stimulating primarily alpha-adrenergic receptors. It also has weak activity at beta-adrenergic receptors.

Does Sudafed help with nasal congestion?

Sudafed is a nasal decongestant used to temporarily relieve sinus congestion and pressure. It also temporarily relieves nasal congestion due to the common cold, hay fever, or other upper respiratory allergies.

Can Sudafed make you sleepy?

Drowsiness, dizziness, dry mouth/nose/throat, headache, upset stomach, constipation, or trouble sleeping may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

Is Sudafed good for blocked ears?

Pseudoephedrine is used to relieve nasal or sinus congestion caused by the common cold, sinusitis, and hay fever and other respiratory allergies. It is also used to relieve ear congestion caused by ear inflammation or infection.

Is it bad to take Sudafed every day?

Is it safe to take for a long time? Decongestants should only be used for a short time, usually less than 10 days. If you take them for longer, you’re more likely to get side effects. Only take pseudoephedrine for longer than 10 days if a doctor has said it’s OK.

Why is Sudafed bad for you?

Pseudoephedrine constricts blood vessels in the nose and sinuses. This shrinks swelling and drains fluids, letting you breathe easier again. Unfortunately, the drug doesn’t affect only the head — it tightens blood vessels throughout the body. One effect is a possible increase in blood pressure.

Can you get rebound congestion from Sudafed?

Oral decongestants do not cause rebound congestion but are not as effective as topical formulations. Agents that combine an oral decongestant, usually pseudoephedrine, with an antihistamine are frequently used for the treatment of acute and chronic rhinitis due to a variety of causes.

What happens if you take too much Sudafed?

If you take too much, symptoms of an overdose of Sudafed PE can include: headache. dizziness. high blood pressure.

How often can you take Sudafed day and night?

The recommended dose of Sudafed Sinus Day + Night Relief for adults and children 12 years and over is: Day time: 2 DAY tablets in the morning and 2 tablets in the afternoon. Night time: 2 NIGHT tablets in the evening at bedtime.

Can Sudafed make congestion worse?

In addition, using nonprescription decongestant nasal sprays (Afrin, Dristan, others) for more than three or four days can cause even worse nasal congestion once the decongestant wears off (rebound rhinitis).

Does Sudafed dry up mucus?

“Decongestants dry up the mucus that collects in the back of the throat as a result of the infection. Expectorants melt the mucus.” Look for over-the-counter decongestants that contain pseudoephedrine or phenylephrine, such as Sudafed.

Should you take Sudafed at night?

To help prevent trouble in sleeping, take the last dose of pseudoephedrine for each day a few hours before bedtime. If you have any questions about this, check with your doctor.

Can I take Sudafed at bedtime?

To prevent trouble sleeping, do not take this medication close to bedtime. If you have any questions, ask your doctor or pharmacist. If you are using the liquid form of this medication, carefully measure the dose using a special measuring device/spoon.

Can’t sleep after taking Sudafed?

Pseudoephedrine (a decongestant) can make your heart race or make you feel anxious and restless. It can affect the quality of your sleep, so you can’t take it too close to going to bed. Can raise blood pressure so check with your doctor before using it if you have high blood pressure or other heart conditions.