Gary J. Muirhead

Pharmacokinetics of sildenafil after single oral doses in healthy male subjects: absolute bioavailability, food effects and dose proportionality

Donald J. Nichols, Gary J. Muirhead, Jane Harness · British Journal of Clinical Pharmacology · 2002 · 353 citations · Full text

Pharmacy, Pharmacokinetics, Pharmacology +13

Sildenafil citrate and blood-pressure–lowering drugs: results of drug interaction studies with an organic nitrate and a calcium antagonist

David J. Webb, Stephen Freestone, Michael J. Allen et al. · The American Journal of Cardiology · 1999 · 334 citations

Pharmacy, Pharmacology, Pharmacotherapy +16

Sildenafil citrate potentiates the hypotensive effects of nitric oxide donor drugs in male patients with stable angina

David J Webb, Gary J. Muirhead, Maria Wulff et al. · Journal of the American College of Cardiology · 2000 · 189 citations

Medicine, Cardiology, Pharmacology +11

Pharmacokinetic interactions between sildenafil and saquinavir/ritonavir

Gary J. Muirhead, Maria Wulff, Anitra Fielding et al. · British Journal of Clinical Pharmacology · 2000 · 184 citations · Full text

Medicine, Pharmacokinetics, Pharmacology +13

SPECIES DIFFERENCES IN THE DISPOSITION OF THE CCR5 ANTAGONIST, UK-427,857, A NEW POTENTIAL TREATMENT FOR HIV

Don K. Walker, Pierre Comby, Gary J. Muirhead et al. · Drug Metabolism and Disposition · 2005 · 152 citations

Medicine, Pharmacokinetics, Pharmacology +14