Optimal corrosion safety of post-tensioning tendons has been a concern because the starting of this know-how. The transitority ban of grouted post-tensioning tendons within the uk, from 1992-1996, has initiated a evaluate of all facets on the topic of toughness of post-tensioning tendons. one of many united kingdom conclusions of this overview used to be to require encapsulation of the post-tensioning tendons into wear-resistant and leak-tight plastic ducts to function an extra corrosion security barrier. seeing that that point, different nations have no less than in part followed comparable ways. Designs of those plastic ducts could range considerably among diverse providers. furthermore, adventure with those structures remains to be fairly restricted. as a result, those plastic ducts can't be standardised at the moment. accordingly, the previous FIP fee 2, and now fib fee nine Reinforcing and Prestressing fabrics and structures, has set-up a job staff to organize a fib document on corrugated plastic ducts for inner, bonded post-tensioning. This record is written as a consultant for an approval method for such plastic ducts. It shall serve readers comparable to gurus, and engineers as a consultant on how you can set-up a proper kingdom approval technique for those ducts, or not less than let them effectively check structures provided for a particular undertaking.
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Refer to Chapter 4. Q. What about recommending over-the-counter drugs? A. Even though over-the-counter (OTC) drugs are not prescription or legend drugs if the dentist recommends an OTC in the dental office the same responsibilities for proper prescribing are upheld. For example, after a surgical procedure the patient asks which OTC analgesic is good to take. Do not recommend any OTC drug without reviewing the medical history. , ibuprofen, naproxen sodium) in doses adequate to reduce inflammation and pain can increase blood pressure in both normotensive and hypertensive individuals.
Unlike in renal disease whereby creatinine clearance and GFR can be used as a reliable indicator for adjustments in drug dosage, it is more difficult to determine indicators of liver function. The liver enzymes such as AST, ALT GGT and AP only indicate if there is liver cell damage but does not relate to the ability of the liver to metabolize drugs. Either the dosage has to be decreased or the dosing interval is increased. , 2004). Q. Why do certain drugs require dosage adjustments in patients with liver insufficiency?
There are many variabilities relating to alterations in drug dosing. The age of the patient, renal and liver function of the patient and pregnancy can change the way the body reacts to medications. The Dentist’s Drug and Prescription Guide, First Edition. Mea A. Weinberg and Stuart J. Froum. © 2013 John Wiley & Sons, Inc. Published 2013 by John Wiley & Sons, Inc. indd 23 8/23/2012 10:27:35 PM 24 The dentist’s drug and prescription guide Q. What are the loading and maintenance doses of drugs? A.