Items where Author is Chrystyn, Henry

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Abadelah, Mohamad, Chrystyn, Henry, Bagherisadeghi, Golshan, Abdalla, Gaballa and Larhrib, Hassan (2017) Study of the Emitted Dose After Two Separate Inhalations at Different Inhalation Flow Rates and Volumes and an Assessment of Aerodynamic Characteristics of Indacaterol Onbrez Breezhaler® 150 and 300 μg. AAPS PharmSciTech. ISSN 1530-9932

Ammari, Wesam G., Toor, Sophie, Chetcuti, Philip, Stephenson, John and Chrystyn, Henry (2015) Evaluation of asthma control, parents’ quality of life and preference between AeroChamber Plus and AeroChamber Plus Flow-Vu spacers in young children with asthma. Journal of Asthma, 52 (3). pp. 301-307. ISSN 0277-0903

Azouz, Wahida, Chetcuti, Philip, Hosker, Harold, Saralaya, Dinesh and Chrystyn, Henry (2015) Inhalation characteristics of asthma patients, COPD patients and healthy volunteers with the Spiromax® and Turbuhaler® devices: a randomised, cross-over study. BMC Pulmonary Medicine, 15 (47). ISSN 1471-2466

Azouz, Wahida, Chetcuti, Philip, Hosker, Harold S.R., Saralaya, Dinesh, Stephenson, John and Chrystyn, Henry (2015) The Inhalation Characteristics of Patients When They Use Different Dry Powder Inhalers. Journal of Aerosol Medicine and Pulmonary Drug Delivery, 28 (1). pp. 35-42. ISSN 1941-2703

Azouz, Wahida, Campbell, Jessica, Stephenson, John, Saralaya, Dinesh and Chrystyn, Henry (2014) Improved Metered Dose Inhaler Technique When a Coordination Cap Is Used. Journal of Aerosol Medicine and Pulmonary Drug Delivery, 27 (3). pp. 193-199. ISSN 1941-2703

Abdelrahim, M.E., Assi, K.H. and Chrystyn, Henry (2013) Dose emission and aerodynamic characterization of the terbutaline sulphate dose emitted from a Turbuhaler at low inhalation flow. Pharmaceutical Development and Technology, 18 (4). pp. 944-949. ISSN 1083-7450

Ammari, Wesam G. and Chrystyn, Henry (2013) Optimizing the Inhalation Flow and Technique Through Metered Dose Inhalers of Asthmatic Adults and Children Attending a Community Pharmacy. Journal of Asthma. pp. 1-9. ISSN 0277-0903

Ahmed, Amira, Harding, Lindsay P. and Chrystyn, Henry (2012) Urinary pharmacokinetic methodology to determine the relative lung availability of inhaled beclometasone. British Journal of Clinical Pharmacology, 74 (3). pp. 456-464. ISSN 1365-2125

Azouz, Wahida and Chrystyn, Henry (2012) Clarifying the dilemmas about inhalation techniques for dry powder inhalers: integrating science with clinical practice. Primary Care Respiratory Journal, 21 (2). pp. 208-213. ISSN 1471-4418

Abdelrahim, M.E., Plant, P.K. and Chrystyn, Henry (2011) The relative lung and systemic bioavailability of terbutaline following nebulisation in non-invasively ventilated patients. International Journal of Pharmaceutics, 420 (2). pp. 313-318. ISSN 0378-5173

Azouz, Wahida, Campbell, Jessica and Chrystyn, Henry (2011) Training tools for inhalation devices: the need for more sophistication. Primary Care Respiratory Journal, 20 (2). p. 221. ISSN 1471-4418

Abdelrahim, Mohamed E., Assi, Khaled H. and Chrystyn, Henry (2011) Relative bioavailability of terbutaline to the lung following inhalation, using urinary excretion. British Journal of Clinical Pharmacology, 71 (4). pp. 608-610. ISSN 1365-2125

Amani, Amir, York, Peter, Chrystyn, Henry and Clark, Brian J. (2010) Evaluation of a nanoemulsion-based formulation for respiratory delivery of budesonide by nebulizers. A A P S PharmSciTech, 11 (3). pp. 1147-1151. ISSN 1530-9932

Abdelrahim, Mohamed. E, Plant, Paul and Chrystyn, Henry (2010) In-vitro characterisation of the nebulised dose during non-invasive ventilation. Journal of Pharmacy and Pharmacology, 62 (8). pp. 966-972. ISSN 0022-3573

Alaboud, A., Assi, K.H. and Chrystyn, Henry (2010) In vitro characterization of the emitted dose from the foradil aerolizer to identify the influence of inhalation flow, inhilation volume and the number of inhalations per dose. Respiratory drug delivery, 3. pp. 803-806.

Amani, Amir, York, Peter, Chrystyn, Henry and Clark, Brian J. (2010) Factors Affecting the Stability of Nanoemulsions—Use of Artificial Neural Networks. Pharmaceutical Research, 27 (1). pp. 37-45. ISSN 0724-8741

Amani, Amir, Chrystyn, Henry, Clark, Brian J., Abdelrahim, Mohamed. E and York, Peter (2009) Evaluation of supercritical fluid engineered budesonide powder for respiratory delivery using nebulisers. Journal of Pharmacy and Pharmacology, 61 (12). pp. 1625-1630. ISSN 0022-3573

Abdelrahim, Mohamed. E and Chrystyn, Henry (2009) Aerodynamic Characteristics of Nebulized Terbutaline Sulphate Using the Next Generation Impactor (NGI) and CEN Method. Journal of Aerosol Medicine and Pulmonary Drug Delivery, 22 (1). pp. 19-28. ISSN 1941-2703

Amani, Amir, York, Peter, Chrystyn, Henry, Clark, Brian J. and Do, Duong Q. (2008) Determination of factors controlling the particle size in nanoemulsions using Artificial Neural Networks. European Journal of Pharmaceutical Sciences, 35 (1-2). pp. 42-51. ISSN 09280987

Al-Showair, R.A.M., Tarsin, Walid Y., Assi, K.H., Pearson, Stanley B. and Chrystyn, Henry (2007) Can all patients with COPD use the correct inhalation flow with all inhalers and does training help? Respiratory Medicine, 101 (11). pp. 2395-2401. ISSN 09546111

Al-Showair, R.A.M., Pearson, S.B. and Chrystyn, Henry (2007) The potential of a 2Tone trainer to help patients use their metered dose inhalers. Chest, 131. pp. 1776-1782. ISSN 0012-3692

Assi, K.H., Tarsin, W. and Chrystyn, Henry (2006) High performance liquid chromatography assay method for simultaneous quantitation of formoterol and budesonide in Symbicort Turbuhaler. Journal of Pharmaceutical and Biomedical Analysis, 41 (1). pp. 325-328. ISSN 07317085

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Britland, Stephen, Finter, Wayne, Chrystyn, Henry, Eagland, Donald and Abdelrahim, Mohamed E. (2012) Droplet aerodynamics, cellular uptake and efficacy of a nebulizable corticosteroid nanosuspension are superior to a micronized dosage form. Biotechnology Progress, 28 (5). pp. 1152-1159. ISSN 8756-7938

Bojke, C, Philips, Z, Sculpher, M, Campion, P, Chrystyn, Henry, Coulton, S, Cross, B, Morton, V, Richmond, S, Farrin, A, Hill, G, Hilton, A, Miles, J, Russell, I. and Wong, I Chi Kei (2010) Cost-effectiveness of shared pharmaceutical care for older patients: RESPECT trial findings. British Journal of General Practice, 60 (570). pp. 20-27. ISSN 0960-1643

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Chrystyn, Henry, Small, Mark, Milligan, Gary, Higgins, Victoria, Gil, Esther Garcia and Estruch, Jordi (2013) Impact Of Patients’ Satisfaction With Their Inhalers On Treatment Compliance And Health Status In Copd. Respiratory Medicine. ISSN 0954-6111

Chrystyn, Henry (2013) Patients with asthma need to be able to use their inhaler effectively. Guidelines in practice, 16 (4).

Chrystyn, Henry and Niederlaender, C. (2012) The Genuair® inhaler: a novel, multidose dry powder inhaler. International Journal of Clinical Practice, 66 (3). pp. 309-317. ISSN 1368-5031

Chrystyn, Henry and Haathala, T. (2012) Real-life inhalation therapy – inhaler performance and patient education matter. European Respiratory Disease, 8 (1). pp. 11-18. ISSN 1754-5552

Chrystyn, Henry and Price, David (2009) Not all asthma inhalers are the same: factors to consider when prescribing an inhaler. Primary Care Respiratory Journal, 18 (4). pp. 243-249. ISSN 1471-4418

Chrystyn, Henry, Abdelmoby, M, Eagland, D, Nadarassan, D.K. and Britland, S. T. (2009) Improved Pulmonary Delivery and Retention of a Budesonide Nanagel Clear Solution. In: RDD Europe 2009. Davis Healthcare International, pp. 405-408. ISBN 1933722312

Chrystyn, Henry and Price, David (2009) What you need to know about inhalers and how to use them. Prescriber, 20 (12). pp. 47-52. ISSN 0959-6682

Chrystyn, Henry (2009) Effects of device design on patient compliance : Comparing the same drug in different devices. In: RDD Europe 2009. Davis Healthcare International, pp. 105-116. ISBN 1933722304

Chrystyn, Henry (2007) The Diskus (TM): a review of its position among dry powder inhaler devices. International Journal of Clinical Practice, 61 (6). pp. 1022-1036. ISSN 13685031

Chrystyn, Henry, Elfituri, H., Sherif, F.M. and Elmahaishai, M.S. (2006) 18-month progestogen-only contraception during breast-feeding in Libyan women. Pan Arab Medical Journal (5). pp. 28-32.

Chrystyn, Henry (2006) Closer to an 'Ideal Inhaler' with the Easyhaler: an innovative dry powder inhaler. Clinical Drug Investigation, 26 (4). pp. 175-183. ISSN 11732563

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Devereux, Graham, Cotton, Seonaidh, Barnes, Peter, Briggs, Andrew, Burns, Graham, Chaudhuri, Rekha, Chrystyn, Henry, Davies, Lisa, De Soyza, Anthony, Fielding, Shona, Gompertz, Simon, Haughney, John, Lee, Amanda J., McCormack, Kirsty, McPherson, Gladys, Morice, Alyn, Norrie, John, Sullivan, Anita, Wilson, Andrew and Price, David (2015) Use of low-dose oral theophylline as an adjunct to inhaled corticosteroids in preventing exacerbations of chronic obstructive pulmonary disease: study protocol for a randomised controlled trial. Trials, 16. ISSN 1745-6215

De Matas, Marcel, Shao, Qun, Biddiscombe, Martyn F., Meah, Sally, Chrystyn, Henry and Usmani, Omar S. (2010) Predicting the clinical effect of a short acting bronchodilator in individual patients using artificial neural networks. European Journal of Pharmaceutical Sciences, 41 (5). pp. 707-715. ISSN 0928-0987

Doyle, Scott, Lloyd, Andrew, Williams, Angela E., Chrystyn, Henry, Moffat, Mandy, Thomas, Mike and Price, David (2010) What happens to patients who have their asthma device switched without their consent? Primary Care Respiratory Journal, 19 (2). pp. 131-139. ISSN 1471-4418

De Matas, Marcel, Shao, Qun, Biddiscombe, M.F., Chrystyn, Henry, Barnes, P.J. and Usmani, O. (2009) In viro in vivo correlations for a short acting bronchodilator using artificial neural networks. In: RDD Europe 2009. Davis Healthcare International, pp. 395-398. ISBN 1933722312

De Matas, Marcel, Shao, Qun, Richardson, Catherine H. and Chrystyn, Henry (2008) Evaluation of in vitro in vivo correlations for dry powder inhaler delivery using artificial neural networks. European Journal of Pharmaceutical Sciences, 33 (1). pp. 80-90. ISSN 09280987

de Gatas, Marcel, Shao, Qun, Silkstone, David and Chrystyn, Henry (2007) Evaluation of an in vitro in vivo correlation for nebulizer delivery using artificial neural networks. Journal of Pharmaceutical Sciences, 96 (12). pp. 3293-3303. ISSN 0022-3549

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Haughney, J, Price, David, Barnes, Neil C, Virchow, J Christian, Roche, Nicolas and Chrystyn, Henry (2010) Choosing inhaler devices for people with asthma: Current knowledge and outstanding research needs. Respiratory Medicine, 104 (9). pp. 1237-1245. ISSN 0954-6111

Haughney, J, Price, David, Kaplan, A, Chrystyn, Henry, Horne, R, May, N, Moffat, M, Versnel, J, Shanahan, E and Hillyer, E (2008) Achieving asthma control in practice: Understanding the reasons for poor control. Respiratory Medicine, 102 (12). pp. 1681-1693. ISSN 0954-6111

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Jamieson, Lisa H., Scally, Andy and Chrystyn, Henry (2010) A randomised comparison of practice pharmacist-managed hypertension providing level 3 medication review versus usual care in general practice. Journal of applied therapeutic research, 7 (3). pp. 77-86. ISSN 1029-2659

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Larhrib, El Hassan, Bagherisadeghi, Golshan and Chrystyn, Henry (2015) Dose emission from a combination turbuhaler using patient inhalation profiles. In: International Society for Aerosols in Medicine ISAM Congress, 30th May - 03rd June 2015, Munich, Germany.

Larhrib, El Hassan, Jones, Hazel, Rawson, Stephen and Chrystyn, Henry (2015) Train patients to prolong their inhalation manouvre when using a meter dose inhaler. In: International Society for Aerosols in Medicine ISAM Congress, 30th May - 03rd June 2015, Munich, Germany.

Larhrib, El Hassan, Gombakomba, Lindilu, Thakrar, Alpa and Chrystyn, Henry (2015) Training patients to improve their inhalation manouvre when using different dry powder inhalers (DPIS). In: International Society for Aerosols in Medicine ISAM Congress, 30th May - 03rd June 2015, Munich, Germany.

Laube, B. L., Janssens, H. M., de Jongh, F. H. C., Devadason, S. G., Dhand, R., Diot, P., Everard, M. L., Horvath, I., Navalesi, P., Voshaar, T. and Chrystyn, Henry (2011) What the pulmonary specialist should know about the new inhalation therapies. European Respiratory Journal, 37 (6). pp. 1308-1417. ISSN 0903-1936

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Müller, Veronika, Gálffy, Gabriella, Eszes, Noemi, Losonczy, György, Bizzi, Andrea, Nicolini, Gabriele, Chrystyn, Henry and Tamási, Lilla (2011) Asthma control in patients receiving inhaled corticosteroid and long-acting beta2-agonist fixed combinations. A real-life study comparing dry powder inhalers and a pressurized metered dose inhaler extrafine formulation. BMC Pulmonary Medicine, 11 (1). p. 40. ISSN 1471-2466

Mazhar, S.H.R.A. and Chrystyn, Henry (2009) New HPLC assay for urinary salbutamol concentrations in samples collected post-inhalation. Journal of Pharmaceutical and Biomedical Analysis, 50 (2). pp. 175-182. ISSN 0731-7085

Mazhar, Syed H. R., Ismail, Nahal E., Newton, Duncan A. G. and Chrystyn, Henry (2008) Relative lung deposition of salbutamol following inhalation from a spacer and a Sidestream jet nebulizer following an acute exacerbation. British Journal of Pharmacology, 65 (3). pp. 334-337. ISSN 0306-5251

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Nikander, Kurt, Petherbridge, Ian, Scarberry, Eugene, Von Hollen, Dirk, Vivano, John and Chrystyn, Henry (2010) Mandibular advancement achieved through a stepped mouthpiece design can change the size of the upper airways. Respiratory drug delivery, 3. pp. 747-752.

Nadarassan, Dinesh Kumar, Assi, Khaled H. and Chrystyn, Henry (2010) Aerodynamic characteristics of a dry powder inhaler at low inhalation flows using a mixing inlet with an Andersen Cascade Impactor. European Journal of Pharmaceutical Sciences, 39 (5). pp. 348-354. ISSN 0928-0987

Nadarassan, D.K., Chrystyn, Henry, Clark, Brian J. and Assi, K.H. (2007) Validation of high-performance liquid chromatography assay for quantification of formoterol in urine samples after inhalation using UV detection technique. Journal of Chromatography B, 850 (1-2). pp. 31-37. ISSN 15700232

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Price, D., Chrystyn, Henry, Corrigan, C., Rana, S., South, G. and Thomas, M. (2013) The primary care management of asthma in real-life settings. Guidelines in practice, 49 (1-5).

Price, D., Bosnic-Anticevich, S., Briggs, A., Chrystyn, Henry, Rand, C., Scheuch, G. and Bousquet, J. (2013) Inhaler competence in asthma: Common errors, barriers to use and recommended solutions. Respiratory Medicine, 107 (1). pp. 37-46. ISSN 0954-6111

Price, D., Bosnic-Anticevich, S., Briggs, A., Chrystyn, Henry, Rand, C., Scheuch, G. and Bousquet, J. (2012) Inhaler competence in asthma: Common errors, barriers to use and recommended solutions. Respiratory Medicine. ISSN 0954-6111

Price, David, Chrystyn, Henry, Kaplan, Alan, Haughney, John, Román-Rodríguez, Miguel, Burden, Annie, Chisholm, Alison, Hillyer, Elizabeth V., von Ziegenweidt, Julie, Ali, Muzammil and van der Molen, Thys (2012) Effectiveness of Same Versus Mixed Asthma Inhaler Devices: A Retrospective Observational Study in Primary Care. Allergy Asthma and Immunology Research, 4 (4). pp. 184-191. ISSN 2092-7355

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Richmond, S, Morton, V, Cross, B, Wong, I Chi Kei, Russell, I., Philips, Z, Miles, J, Hilton, A, Hill, G, Farrin, A, Coulton, S, Chrystyn, Henry and Campion, P (2010) Effectiveness of shared pharmaceutical care for older patients: RESPECT trial findings. British Journal of General Practice, 60 (570). pp. 10-19. ISSN 0960-1643

Richardson, Catherine H., De Matas, Marcel, Hosker, Harold, Mukherjee, Rahul, Wong, Ian and Chrystyn, Henry (2007) Determination of the Relative Bioavailability of Salbutamol to the Lungs Following Inhalation from Dry Powder Inhaler Formulations Containing Drug Substance Manufactured by Supercritical Fluids and Micronization. Pharmaceutical Research, 24 (11). pp. 2008-2017. ISSN 07248741

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Thomas, Mike, Chrystyn, Henry, Leyshon, J., Price, D., Roberts, J. and Russell, R. (2009) Consensus guideline on the use of inhaler devices in asthma. Guidelines, 39. pp. 100-104.

Thomas, Mike, Price, David, Chrystyn, Henry, Lloyd, Andrew, Williams, Angela E. and von Ziegenweidt, Julie (2009) Inhaled corticosteroids for asthma: impact of practice level device switching on asthma control. BMC Pulmonary Medicine, 9 (1). pp. 1-10. ISSN 1471-2466

Theophilus, A., Moore, A., Prime, D., Rossomanno, S., Whitcher, B. and Chrystyn, Henry (2006) Co-deposition of salmeterol and fluticasone propionate by a combination inhaler. International Journal of Pharmaceutics, 313. pp. 14-22. ISSN 0378-5173

Tarsin, W.Y., Pearson, S.B., Assi, K.H. and Chrystyn, Henry (2006) Emitted dose estimates from Seretide, Diskus and Symbicort Turbuhaler following inhalation by severe asthmatics. International Journal of Pharmaceutics, 316. pp. 131-137. ISSN 0378-5173

Tomlinson, H.S., Corlett, S.A., Allen, M.B. and Chrystyn, Henry (2005) Assessment of different methods of inhalation from salbutamol metered dose inhalers by urinary drug excretion and methacholine challenge. British Journal of Clinical Pharmacology, 60 (6). pp. 605-610. ISSN 1365-2125

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Williams, Angela E. and Chrystyn, Henry (2007) Survey of pharmacists’ attitudes towards interchangeable use of dry powder inhalers. Pharmacy World & Science, 29 (3). pp. 221-227. ISSN 09281231

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Yakubu, Sani Ibn, Assi, Khaled H. and Chrystyn, Henry (2013) Aerodynamic dose emission characteristics of dry powder inhalers using an Andersen Cascade Impactor with a mixing inlet: The influence of flow and volume. International Journal of Pharmaceutics, 455 (1-2). pp. 213-218. ISSN 0378-5173