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Items: 1 to 50 of 221

1.

Stability of the nitrogen mustard mechlorethamine in novel formulations for dermatological use.

Ritschel WA, Ye W, Buhse L, Reepmeyer JC.

Int J Pharm. 2008 Oct 1;362(1-2):67-73. doi: 10.1016/j.ijpharm.2008.06.016. Epub 2008 Jun 26.

PMID:
18634862
2.

Modifications and insights into a method for the analysis of the nitrogen mustard mechlorethamine by high-performance liquid chromatography.

Reepmeyer JC, Ye W, Ritschel WA.

Anal Chim Acta. 2008 May 26;616(1):78-84. doi: 10.1016/j.aca.2008.04.020. Epub 2008 Apr 15.

PMID:
18471487
3.

"To care": a visual inspiration for maternal and child health.

Ritschel WA.

Clin Pharmacol Ther. 2007 Apr;81(4):480-1. No abstract available.

PMID:
17375104
4.

Clinical pharmacology: a discipline called to action for maternal and child health.

Kearns GL, Ritschel WA, Wilson JT, Spielberg SP.

Clin Pharmacol Ther. 2007 Apr;81(4):463-8. No abstract available.

PMID:
17375099
5.

Pharmacokinetics of prednisolone in man during acute and chronic exposure to high altitude.

Arancibia A, Gai MN, Chávez J, Paulos C, Pinilla E, González C, Villanueva S, Ritschel WA.

Int J Clin Pharmacol Ther. 2005 Feb;43(2):85-91.

PMID:
15726877
6.

Effects of high altitude exposure on the pharmacokinetics of furosemide in healthy volunteers.

Arancibia A, Nella Gai M, Paulos C, Chávez J, Pinilla E, Angel N, Ritschel WA.

Int J Clin Pharmacol Ther. 2004 Jun;42(6):314-20. Erratum in: Int J Clin Pharmacol Ther. 2004 Sep;42(9):526.

PMID:
15222723
7.

Pharmacokinetics of lithium in healthy volunteers after exposure to high altitude.

Arancibia A, Paulos C, Chávez J, Ritschel WA.

Int J Clin Pharmacol Ther. 2003 May;41(5):200-6.

PMID:
12776810
8.

Physicians and pharmacists as fine artists.

Ritschel WA.

J Am Pharm Assoc (Wash). 2000 Sep-Oct;40(5):683-94, 696-7. No abstract available.

PMID:
11029854
9.

The future clinical trial: computerized data management.

Ritschel WA, Bharaj SS.

Methods Find Exp Clin Pharmacol. 1998 Jul-Aug;20(6):517-26. No abstract available.

PMID:
9789875
10.

Pharmacokinetics of acetazolamide in healthy volunteers after short- and long-term exposure to high altitude.

Ritschel WA, Paulos C, Arancibia A, Agrawal MA, Wetzelsberger KM, Lücker PW.

J Clin Pharmacol. 1998 Jun;38(6):533-9.

PMID:
9650543
11.

Urinary excretion of acetazolamide in healthy volunteers after short- and long-term exposure to high altitude.

Ritschel WA, Paulos C, Arancibia A, Agrawal MA, Wetzelsberger KM, Lücker PW.

Methods Find Exp Clin Pharmacol. 1998 Mar;20(2):133-7.

PMID:
9604855
12.

Animal models for transdermal drug delivery.

Panchagnula R, Stemmer K, Ritschel WA.

Methods Find Exp Clin Pharmacol. 1997 Jun;19(5):335-41.

PMID:
9379782
13.

The effects of triethanolamine myristate, a fatty acid salt, on the availability of riboflavin in humans.

Forusz H, Ritschel WA.

Methods Find Exp Clin Pharmacol. 1997 Jan-Feb;19(1):73-6.

PMID:
9098843
14.

The effects of triethanolamine myristate, a fatty acid salt, on the bioavailability of riboflavin in dogs.

Forusz H, Ritschel WA.

Methods Find Exp Clin Pharmacol. 1996 Nov;18(9):589-91.

PMID:
9010833
15.
16.

Pharmacokinetics of meperidine in healthy volunteers after short- and long-term exposure to high altitude.

Ritschel WA, Paulos C, Arancibia A, Pezzani M, Agrawal MA, Wetzelsberger KM, Lücker PW.

J Clin Pharmacol. 1996 Jul;36(7):610-6.

PMID:
8844443
17.

Pharmacokinetics of melatonin in human sexual maturation.

Cavallo A, Ritschel WA.

J Clin Endocrinol Metab. 1996 May;81(5):1882-6.

PMID:
8626852
18.

Urinary excretion of meperidine and normeperidine in man upon acute and chronic exposure to high altitude.

Ritschel WA, Paulos C, Arancibia A, Pezzani M, Agrawal M, Wetzelsberger K, Lücker PW.

Methods Find Exp Clin Pharmacol. 1996 Jan-Feb;18(1):49-53.

PMID:
8721256
19.

Application of neural networks for the prediction of human pharmacokinetic parameters.

Ritschel WA, Akileswaran R, Hussain AS.

Methods Find Exp Clin Pharmacol. 1995 Nov;17(9):629-43.

PMID:
8786678
20.

Meperidine uptake and binding to human blood ex vivo.

Ritschel WA, Shapiro-Jacobson M, Akileswaran R, Wetzelsberger K, Lücker PW.

Methods Find Exp Clin Pharmacol. 1995 Sep;17(7):477-81.

PMID:
8577210
21.
23.

Introduction to gene technology.

Ritschel WA, Forusz H.

Methods Find Exp Clin Pharmacol. 1994 Sep;16(7):453-67. Review.

PMID:
7885071
24.

Development of an azopolymer based colonic release capsule for delivering proteins/macromolecules.

Cheng CL, Gehrke SH, Ritschel WA.

Methods Find Exp Clin Pharmacol. 1994 May;16(4):271-8.

PMID:
8051987
25.

Development and evaluation of a monolithic floating dosage form for furosemide.

Menon A, Ritschel WA, Sakr A.

J Pharm Sci. 1994 Feb;83(2):239-45.

PMID:
8169797
26.

Chronopharmacology: a review of drugs studied.

Ritschel WA, Forusz H.

Methods Find Exp Clin Pharmacol. 1994 Jan-Feb;16(1):57-75. Review.

PMID:
8164474
27.

Disposition characteristics of coumarin as a function of age in the beagle dog model.

Ritschel WA, Vachharajani NN.

Arzneimittelforschung. 1993 Sep;43(9):963-6.

PMID:
8240459
28.

Gastrointestinal parameters that influence oral medications.

Dressman JB, Bass P, Ritschel WA, Friend DR, Rubinstein A, Ziv E.

J Pharm Sci. 1993 Sep;82(9):857-72. Review.

PMID:
7901386
29.
30.

Standards of clinical investigations in the USA.

Ritschel WA.

Methods Find Exp Clin Pharmacol. 1993 May;15(4):207-15. Review.

PMID:
8361257
31.

Feasibility of developing a neural network for prediction of human pharmacokinetic parameters from animal data.

Hussain AS, Johnson RD, Vachharajani NN, Ritschel WA.

Pharm Res. 1993 Mar;10(3):466-9. No abstract available.

PMID:
8464826
32.

Identification of populations at risk in drug testing and therapy: application to elderly patients.

Ritschel WA.

Eur J Drug Metab Pharmacokinet. 1993 Jan-Mar;18(1):101-11. Review.

PMID:
8335033
33.

The allometric approach for interspecies scaling of pharmacokinetic parameters.

Ritschel WA, Vachharajani NN, Johnson RD, Hussain AS.

Comp Biochem Physiol C. 1992 Oct;103(2):249-53. Review.

PMID:
1360380
34.

Drug disposition in the elderly: gerontokinetics.

Ritschel WA.

Methods Find Exp Clin Pharmacol. 1992 Sep;14(7):555-72. Review. No abstract available.

PMID:
1287380
35.

Prediction of the volume of distribution of 7-hydroxycoumarin in man from in vitro and ex vivo data obtained in rat.

Ritschel WA, Johnson RD, Vachharajani NN, Hussain AS.

Biopharm Drug Dispos. 1992 Aug;13(6):389-402.

PMID:
1391677
36.
37.

Pharmacokinetics and bioavailability of papaverine HCl after intravenous, intracorporeal and penis topical administration in beagle dogs.

Shaaya AN, Kraus C, Bauman DH, Ritschel WA.

Methods Find Exp Clin Pharmacol. 1992 Jun;14(5):373-8.

PMID:
1513193
38.

Review of electrolyte pharmacokinetics.

Ritschel WA, Vachharajani NN.

Methods Find Exp Clin Pharmacol. 1992 May;14(4):241-54. Review. No abstract available.

PMID:
1507925
39.

Development of a colonic release capsule dosage form and the absorption of insulin.

Kraeling ME, Ritschel WA.

Methods Find Exp Clin Pharmacol. 1992 Apr;14(3):199-209.

PMID:
1378164
40.

Interspecies scaling of the pharmacokinetic parameters of coumarin among six different mammalian species.

Ritschel WA, Vachharajani NN, Johnson RD, Hussain AS.

Methods Find Exp Clin Pharmacol. 1991 Dec;13(10):697-702.

PMID:
1770833
42.

Biopharmaceutic evaluation of furosemide as a potential candidate for a modified release peroral dosage form.

Ritschel WA, Menon A, Sakr A.

Methods Find Exp Clin Pharmacol. 1991 Nov;13(9):629-36.

PMID:
1787770
43.
44.

Pharmacokinetics and bioavailability of papaverine HCl following intravenous, peroral, rectal, vaginal, topical and buccal administration in beagle dogs.

Kraus C, Shaaya A, Ulmer J, Hutchings D, Menon A, Sakr A, Ritschel WA.

Biopharm Drug Dispos. 1991 Oct;12(7):537-46.

PMID:
1932615
45.

In vivo-in vitro correlation of salbutamol release from a controlled release osmotic pump delivery system.

Civiale C, Ritschel WA, Shiu GK, Aiache JM, Beyssac E.

Methods Find Exp Clin Pharmacol. 1991 Sep;13(7):491-8.

PMID:
1784147
47.

Biological activity of insulin in microemulsion in mice.

Patel DG, Ritschel WA, Chalasani P, Rao S.

J Pharm Sci. 1991 Jun;80(6):613-4. No abstract available.

PMID:
1941555
48.

Targeting in the gastrointestinal tract: new approaches.

Ritschel WA.

Methods Find Exp Clin Pharmacol. 1991 Jun;13(5):313-36. Review.

PMID:
1921569
49.

Introduction: drug delivery systems and devices.

Ritschel WA.

Methods Find Exp Clin Pharmacol. 1991 Jun;13(5):309-11. No abstract available.

PMID:
1921568
50.

Microemulsions for improved peptide absorption from the gastrointestinal tract.

Ritschel WA.

Methods Find Exp Clin Pharmacol. 1991 Apr;13(3):205-20.

PMID:
2051845

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