Helping underprivileged children.
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Biomedical subjects
Publications and source records attributed to Mohammed Aqil.
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Beta-adrenoceptor blocking drugs (beta-blockers) are one of the most frequently used class of cardiovascular drugs that are mainly used in conventional dosage forms., which have their own limitations including hepatic first-pass metabolism, high incidence of adverse effects due to variable absorption profiles, higher frequency of administration and poor patient compliance. Essentially, attempts have been made to develop novel drug delivery systems for beta-blockers, including transdermal delivery systems, to circumvent the drawbacks of conventional drug delivery. However, so far none of the beta-blocker drugs have been marketed as transdermal delivery systems. Nevertheless, there have been noteworthy research endeavours worldwide at the laboratory level to investigate the skin permeation and to develop transdermal formulations of beta-blockers including: propranolol, metoprolol, atenolol, timolol, levobunolol, bupranolol, bopindolol, mepindolol, sotalol, labetolol, pindolol, acebutolol and oxprenolol. Innovative research exploiting penetration-enhancing strategies, such as iontophoresis, electroporation, microneedles and sonophoresis, holds promise for the successful use of these drugs as consumer-friendly transdermal dosage forms in clinical practice. This paper presents an overview of the transdermal research on this important class of drugs.
Although oral drug therapy for tuberculosis exists and is widely followed, its major drawbacks are lack of patient compliance and development of adverse effects like hepatotoxicity on long term use. Absence of new therapeutic agents and the above mentioned demerits have led to search for alternative methods for delivery of antitubercular agents. Colloidal drug carriers, a popularly utilized delivery system has been deeply explored for the cause. The article discusses the advances in the management of tuberculosis by the use of particulate and vesicular drug carriers by parenteral, inhalational and oral routes. Use of this delivery strategy has led to massive reduction in the dosage resulting in toxicity alleviation. As a number of studies have already been undertaken in experimental models, it will be a promising tool in the prevention of relapse and successful treatment of tuberculosis in patients.