July 3 (Reuters) - U.S. private equity firm Carlyle

Group ( CG ) is preparing to offload up to a 10% stake in

India's Piramal Pharma through block trades, online

news portal Moneycontrol reported on Thursday, citing sources.

The U.S.-based private equity firm could earn in the range

of 26 billion rupees ($304.8 million) to 27 billion rupees from

the sale, the report added.

($1 = 85.3090 Indian rupees)