After meeting Friday with his rival in the ballot last Sunday, Daniel Martinez, Lacalle Pou met with the President of Costa Rica, Carlos Alvarado, who is visiting the country.
The deadliest clashes occurred Friday in the central city of Cochabamba, where nine people were killed in a confrontation between Morales backers and the security forces.
Demonstrations have raged since presidential elections on October 20 that saw Morales gain an unconstitutional fourth term amid allegations of irregularities in the vote count.
Chilean President Sebastian Pinera on Saturday announced a major government reshuffle, a day after more than one million people took to the streets in a massive protest for economic and political change.
