D. T. D. Hughes

Comparison of the antitussive effects of codeine phosphate 20 mg, dextromethorphan 30 mg and noscapine 30 mg using citric acid-induced cough in normal subjects

D W Empey, L. A. Laitinen, Gerald A. Young et al. · European Journal of Clinical Pharmacology · 1979 · 77 citations

Asthma, Allergy, Citric Acid-induced Cough +8

Comparison of the effects of D‐(‐)‐ephedrine and L‐(+)‐pseudoephedrine on the cardiovascular and respiratory systems in man.

C. D. M. Drew, G C Knight, D. T. D. Hughes et al. · British Journal of Clinical Pharmacology · 1978 · 74 citations · Full text

Histamine challenge and anterior nasal rhinometry: their use in the assessment of pseudoephedrine and triprolidine as nasal decongestants in subjects with hayfever.

Britton Mg, DW Empey, GC John et al. · British Journal of Clinical Pharmacology · 1978 · 59 citations · Full text

A comparison of plasma levels of L(+) pseudoephedrine following different formulations, and their relation to cardiovascular and subjective effects in man

Carole Bye, H. M. Hill, D. T. D. Hughes et al. · European Journal of Clinical Pharmacology · 1975 · 57 citations

Adrenal Gland, Cardiovascular Disease, Plasma Levels +12

Dose‐response study of the nasal decongestant and cardiovascular effects of pseudoephedrine.

DW Empey, GA Young, E. Letley et al. · British Journal of Clinical Pharmacology · 1980 · 50 citations · Full text