The present invention relates to a pharmaceutical composition comprising (i) a compound promoting the expression and/or the activity of one or more long non-coding RNAs (lncRNAs) selected from SEQ ID NOs 12, 8 to 11 and 13; and/or (ii) a compound inhibiting the expression and/or the activity of one or more lncRNAs selected from SEQ ID NOs 1 to 7, 27 and 28. The present invention also relates to a compound (i) promoting the expression and/or the activity of one or more lncRNAs selected from SEQ ID NOs 12, 8 to 11 and 13; and/or (ii) inhibiting the expression and/or the activity of one or more lncRNAs selected from SEQ ID NOs 1 to 7, 27 and 28 for use in treating or preventing cardiac hypertrophy.