1. Moffat AC, Osselton MD, Widdop B, Watts J (2011) Clarke’s analysis of drugs and poisons. Pharmaceutical press London, London
2. Louis Goodman AG (1996) Goodman and Gilman’s the pharmaceutical basis of therapeutics. McGraw-Hill New York, New York
3. Hassaninejad-Darzi SK, Es’haghi Z, Nikou SM, Torkamanzadeh M (2017) Rapid and simultaneous determination of montelukast, fexofenadine and cetirizine using partial least squares and artificial neural networks modeling. Iran J Chem Chem Eng 36(3):81–96
4. Saeed AM (2017) Spectrophotometric determination of paracetamol in some manufactured tablets in Iraqi markets. Int J Pharm Sci Rev Res. 42(2):53–57
5. Sujana MMDK (2017) Method development and validation of simultaneous estimation of pseudoephedrine ambroxol desloratadine in tablet dosage form and degradation studies by RP-HPLC method. Int J Sci Res Manag 5(7):5959–5997