Avoidance of “First-Pass” Elimination of Rectally Administered Propranolol in Relation to the Site of Absorption in Rats
✍ Scribed by Leo G. J. de Leede; Albertus G. de Boer; Jacques P. J. M. Havermans; Douwe D. Breimer
- Book ID
- 114421354
- Publisher
- Springer US
- Year
- 1984
- Tongue
- English
- Weight
- 918 KB
- Volume
- 01
- Category
- Article
- ISSN
- 0724-8741
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
Nitroglycerin administered orally undergoes substantial presystemic elimination. It was shown recently that first-pass hepatic metabolism of high clearance drugs can be substantially avoided uia rectal administration. In applying this concept to nitroglycerin in rats, it was found that unrestricted
To assess avoidance of hepatic first-pass effect of drugs, we undertook in situ experiments using rectal administration of lidocaine in the rabbit. We also employed in situ duodenal route to estimate first-pass metabolism across the gastrointestinal mucosa. Rabbits were administered lidocaine HCl in