Is 20 Mg Of Phenylephrine Too Much?

Can I take 20 mg of phenylephrine?

In the USA and Australia, the adult dosage of phenylephrine HCl is 10 mg every 4 h, whereas in a few South American countries, the adult dosage in combination products may be 20 mg every 8 h.

The total daily dose is 60 mg for both regions..

How much phenylephrine can you take?

adults and children 12 years and over: take 1 tablet every 4 hours. Do not take more than 6 tablets in 24 hours.

What happens if you take too much phenylephrine?

They can help make sure you or your child doesn’t take more than one medication that contains phenylephrine. If you take too much, symptoms of an overdose of Sudafed PE can include: headache. dizziness.

How long does phenylephrine stay in your system?

The elimination half life of phenylephrine is about 2.5 to 3.0 hours.

What happens if you take too much pseudoephedrine?

Taking too much pseudoephedrine can be dangerous. It can make you restless or your heartbeat fast, and make you feel sick or vomit. You may also have difficulty peeing.

Can I take 2 sudafed at once?

Sudafed 12 Hour Do not take more than two tablets every 24 hours. Do not crush or chew the caplets.

Is phenylephrine a stimulant?

Is phenylephrine a stimulant? Phenylephrine does stimulate alpha-adrenergic receptors which may make it responsible for central nervous system stimulant effects such as restlessness, anxiety, and insomnia.

Is phenylephrine a sedative?

Diazepam in the specified dose produced strong sedation, while phenylephrine had no sedative effect in the open-field test.

What are the side effects of phenylephrine?

Mild upset stomach, trouble sleeping, dizziness, lightheadedness, headache, nervousness, shaking, or fast heartbeat may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly. This product may reduce blood flow to your hands or feet, causing them to feel cold.

How much phenylephrine 10 mg can I take?

Directions: adults and children 12 years and over: take 1 tablet every 4 hours; do not take more than 6 tablets in 24 hours; children under 12 years: ask a doctor.

How many mg of phenylephrine is safe?

Take one dose (maximum 12.2mg) up to four times a day. Take with a glass of water. Leave at Ieast 4 hours between doses. Do not take more than 4 doses in 24 hours.

Does phenylephrine help cough?

Phenylephrine is a decongestant that shrinks blood vessels in the nasal passages. Dextromethorphan, guaifenesin, and phenylephrine is a combination medicine used to treat cough, stuffy nose, and chest congestion caused by allergies, the common cold, or the flu.

Can you overdose on nasal decongestant?

Symptoms of overdose may include: severe dizziness/fainting, hallucinations, fast/irregular heartbeat, slow/shallow breathing, vomiting, seizures. If this product has been prescribed, do not share this medication with others. This medication is for temporary use only.

Is it OK to take phenylephrine with high blood pressure?

To keep your blood pressure in check, avoid over-the-counter decongestants and multisymptom cold remedies that contain decongestants — such as pseudoephedrine, ephedrine, phenylephrine, naphazoline and oxymetazoline. Instead: Choose a cold medication designed for people who have high blood pressure.

What drugs interact with phenylephrine?

Severe Interactions of phenylephrine include:iobenguane I 123.isocarboxazid.linezolid.phenelzine.procarbazine.selegiline transdermal.tranylcypromine.

Will phenylephrine keep me awake?

Sudafed Pe (Phenylephrine) Clears your sinuses. Sudafed (Pseudoephedrine) relieves stuffy nose, but it could keep you up at night. Don’t forget your photo ID or you won’t be able to buy it in the drugstore.

Will phenylephrine make you sleepy?

Decongestants. Since the main symptom of a cold is congestion in your nose and/or chest, cold medicines usually contain a decongestant ingredient. Examples include phenylephrine and pseudoephedrine. These typically do not cause drowsiness and can make some people feel hyper or more alert.

When should I take phenylephrine?

Phenylephrine is used to relieve nasal discomfort caused by colds, allergies, and hay fever. It is also used to relieve sinus congestion and pressure. Phenylephrine will relieve symptoms but will not treat the cause of the symptoms or speed recovery.