They can protect against the rejection of transplanted tissues and organs and reduce the incidence of measles and mumps. Antineoplastic drugs provide a means to attack the cancer process; radioactive pharmaceuticals provide another. Medications can be used to diagnose diabetes, liver dysfunction, tuberculosis, or pregnancy. They can replenish a body deficient in antibodies, vitamins, hormones, electrolytes, proteins, enzymes, or blood.
Medications can prevent pregnancy, help fertility, and sustain life itself. Your email address will not be published. Save my name, email, and website in this browser for the next time I comment. Notify me of follow-up comments by email. Notify me of new posts by email. Skip to content.
Table of Contents. Allen, Jr, PhD Edition 10th Language English Format PDF Category Pharam Why does Need for Dosage Forms: In addition to ensuring the safe and convenient administration of the required dose of drug substances to the sites of action, dosage forms are needed for the following additional reasons: To achieve a rapid onset of action after drug administration, e.
To mask the undesirable taste or the unpleasant odour of a drug substance, for example, capsules, taste-masked suspensions, coated tablets, etc. Provide pharmaceutical products that are stable, effective and safe for consumption under specific suitable storage conditions, eg powders for reconstitution.
Protect drug molecules from the destructive influence of gastric juice after oral administration of the dosage form, eg enteric-coated tablets. Provide pharmaceuticals that prevent first-pass metabolism, eg injections, topical dosage forms, etc. Provide medicaments with a predetermined rate and prolonged therapeutic effect over a prolonged period of time, for example, modified-release tablets, capsules, and suspensions. Provide pharmaceuticals that bind to a specific physiological site of action, eg tablets, capsules, etc.
To provide a useful dosage form for administering insoluble or poorly soluble drugs in a suitable vehicle, eg, suspensions. Provide sterile, clear and particle-free liquid dosage forms, for example injections and eye drops.
Want more? Advanced embedding details, examples, and help! The Eighth Edition retains the popular format of previous editions and also includes case studies for more effective learning, as well as numerous additional product and equipment photographs. Ansel, Loyd V. Allen, Jr. There are no reviews yet. Be the first one to write a review. My severe shortness of breath, dry cough, chest tightness gradually disappeared.
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