Because of the potential for additive effects, synephrine use should be avoided in patients with hypertension, tachyarrhythmia, or narrow-angle glaucoma.Ephedrine and synephrine are banned by many sports agencies. A single dose of a commercially available synephrine product did not cause a false-positive response in an amphetamine assay.
(
gronkpan @vomitinglarry.bsky.social,
Sat 4 Oct 2008, 2:42,
archived)
