Pharmaceutical firm Wyeth has posted a 2% decline in net profit to Rs 24.73 crore for the quarter ended June 30, 2007 when compared with Rs 25.23 crore for Q1FY07.According to an official release issued by the company to the BSE today, its total income, however, increased 17% to Rs 92.82 crore from Rs 78.96 crore for the quarter ended June 30, 2006.