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However, in response to widespread laws requiring products containing pseudoephedrine to be kept behind the pharmacy counter, Pfizer changed

**Actifed**'s U.S.**formula**in late 2006 to contain phenylephrine HCl 10 mg as the nasal decongestant and chlorpheniramine maleate 4 mg as the antihistamine before the product was reacquired by GSK.In calculus,

**integration by substitution**, also known as u-substitution, reverse chain rule or**change**of variables, is a method for evaluating integrals and antiderivatives. It is the counterpart to the chain rule for differentiation , and can loosely be thought of as using the chain rule "backwards".A structural

**formula**is a drawing that shows the location of each atom, and which atoms it binds to. In computing. In computing, a**formula**typically describes a calculation, such as addition, to be performed on one or more variables. A**formula**is often implicitly provided in the form of a computer instruction such as.Several important formulas, sometimes called logarithmic identities or logarithmic laws, relate logarithms to one another.. Product, quotient, power, and root. The

**logarithm**of a product is the sum of the logarithms of the numbers being multiplied; the**logarithm**of the ratio of two numbers is the difference of the logarithms.The 1960s began the way the previous decade had ended for

**Formula**One's rule book with relatively few changes made. However, with the advent of a new breed of innovative and forward thinking designers like Colin Chapman and the beginnings of drivers lobbying for safer racing conditions, the number of rule changes made began to accelerate as the decade came to a close.**Formula E**, officially the ABB FIA**Formula E**World Championship, is a single-seater motorsport championship for electric cars. The series was conceived in 2011 in Paris by FIA president Jean Todt and Spanish businessman Alejandro Agag , who is also the current chairman of**Formula E**Holdings . [2]**New Coke**was a new**formula**for the soft drink Coca-Cola, introduced by the Coca-Cola Company in 1985. It was renamed Coke II in 1990 and discontinued in July 2002.. By 1985, Coca-Cola had been losing market share to diet soft drinks and non-cola beverages for several years.**List of Formula One records**may refer to: List of**Formula**One driver records; List of**Formula**One constructor records; List of**Formula**One engine records; List of**Formula**One tyre records; List of**Formula**One race records