Phenylephrine: Uses, Dosage, Side Effects, Warnings - Drugs.com
WEBJul 24, 2024 · Phenylephrine works by directly stimulating receptors in the blood vessels of the nose and other parts of the body (called alpha-1 adrenergic receptors), causing vasoconstriction (narrowing of the blood vessels). This reduces nasal congestion by preventing fluid from draining from the blood vessels into the tissues lining the nasal …
Phenylephrine: 7 things you should know - Drugs.com
WEBPhenylephrine is a decongestant that constricts (shrinks) dilated blood vessels within the nose, relieving congestion. Injectable forms may also be used to increase blood pressure. Phenylephrine works by directly stimulating alpha-1 adrenergic receptors in the arteries causing vasoconstriction (narrowing of the blood vessels).
Phenylephrine Side Effects: Common, Severe, Long Term
WEBMar 2, 2024 · Get emergency help immediately if any of the following symptoms of overdose occur while taking phenylephrine: Symptoms of overdose. feeling of fullness in the head; pounding or rapid pulse; tingling in the arms or legs; vomiting; Other side effects of phenylephrine. Some side effects of phenylephrine may occur that usually do not need …
Phenylephrine Dosage Guide + Max Dose, Adjustments - Drugs.com
WEBSep 29, 2023 · Usual Adult Dose for Hypotension. Perioperative dosing (patients undergoing surgery with neuraxial or general anesthesia): Initial dose: 50 to 250 mcg by intravenous bolus (most common doses: 50 to 100 mcg) Maintenance dose: 0.5 to 1.4 mcg/kg/min by intravenous continuous infusion (titrate to blood pressure goal) Septic or …
Phenylephrine Tablets - Drugs.com
WEBApr 7, 2024 · Restlessness. Upset stomach or throwing up. These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1 …
Phenylephrine Hydrochloride Monograph for Professionals
WEBJun 10, 2024 · IV. Concentrations about 10 times those of epinephrine have been recommended. Some clinicians state optimum concentration of phenylephrine hydrochloride is 0.05 mg/mL (1:20,000). Solutions have been prepared for regional anesthesia by adding 1 mg of phenylephrine hydrochloride to each 20 mL of local anesthetic solution.
Phenylephrine ophthalmic Uses, Side Effects & Warnings
WEBMar 4, 2024 · Phenylephrine ophthalmic (for the eyes) is used to relieve eye redness, dryness, burning, and irritation caused by wind, sun, and other irritants. Prescription-strength phenylephrine ophthalmic is used to constrict blood vessels in the eye and to dilate (make bigger) the pupil for conditions such as glaucoma , before surgery, and before eye ...
Phenylephrine nasal Uses, Side Effects & Warnings - Drugs.com
WEBAug 8, 2023 · Phenylephrine nasal is used to treat nasal congestion and sinus pressure caused by allergies, the common cold, or the flu. Phenylephrine may be used to treat congestion of the tubes that drain fluid from your inner ears, called the eustachian (yoo-STAY-shun) tubes. Phenylephrine nasal may also be used for purposes not listed in this …
Phenylephrine vs Pseudoephedrine - How do they compare?
WEBJul 24, 2024 · Official answer. by Drugs.com. The most important difference between phenylephrine and pseudoephedrine is that phenylephrine is ineffective at relieving nasal congestion, whereas there is some evidence that oral pseudoephedrine is effective. The main reasons for a lack of effectiveness of phenylephrine include:
Guaifenesin and phenylephrine Uses, Side Effects & Warnings
WEBNov 6, 2023 · Guaifenesin and phenylephrine may cause serious side effects. Stop using guaifenesin and phenylephrine and call your doctor at once if you have: nervousness, dizziness, sleep problems (insomnia). This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.