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After an FDA advisory committee said the decongestant phenylephrine, an ingredient found in many oral cold and flu medications, is ineffective, experts weigh in on alternatives.
Pseudoephedrine is the most common oral decongestant alternative, but since it has potential for abuse, you’ll likely need to ask a pharmacist for help accessing it behind the counter.
Over the counter expectorants (like Mucinex) or a decongestant (like Sudafed) can help with your chest congestion, says Dr. Watkins. Decongestants and expectorants are both effective at treating ...
Propylhexedrine, sold under the brand name Benzedrex among others, is a nasal decongestant of the alkylamine family and related to the arylalkylamines. [1] Its main indications are relief of congestion due to colds, allergies, and allergic rhinitis. [2]
[2] [4] The clearance of levmetamfetamine is 15.5 to 19.1 L/h or 0.221 L/h⋅kg. [ 2 ] [ 4 ] [ 3 ] With selegiline at an oral dose of 10 mg, levmetamfetamine and levoamphetamine are eliminated in urine and recovery of levmetamfetamine is 20 to 60% (or about 2–6 mg) while that of levoamphetamine is 9 to 30% (or about 1–3 mg).
[17] [18] [19] [10] It was once thought to act as a sympathomimetic with additional direct agonist action on adrenergic receptors, but this proved wrong. [ 17 ] [ 18 ] [ 19 ] Chemically, phenylpropanolamine is a substituted amphetamine and is closely related to ephedrine , pseudoephedrine , amphetamine , and cathinone .
Those original versions of Sudafed and other medicines remain available without a prescription. The CVS Health announcement comes shortly before another cold-and-flu season starts in the United ...
The decongestant effect is due to constriction of large veins in the nose which swell up during the inflammation of any infection or allergy of the nose. The smaller arteries are also constricted and this causes the colour of the nasal epithelium to be visibly paler after dosage.
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