In his report to Manila, Ambassador to Dhaka Vicente Vivencio T. Bandillo said the Embassy has yet to receive reports of Filipinos among those injured in the protests.
The crowded capital of 18 million has been paralysed by angry school and college students demanding changes to transport laws following the July 29 deaths, after a privately-operated bus ran over a group of students.
The demonstrating students have stopped thousands of vehicles during the protests, including those of top officials, checking if the cars were registered and the drivers licensed. Transport workers, who went on a virtual shutdown citing security reasons for the past eight days took to the street and clashed with protestors, prompting police to use batons and tear gas canisters.
They also reported that alleged pro-government activists had attacked protesting students.
A protester said students were holding protests peacefully on the road when they were attacked.
Rights group Amnesty International called for Alam's immediate and unconditional release, saying he was held after an interview to Al-Jazeera English on the Dhaka protests.
The U.S. embassy said it was not in a position to comment until the investigation was complete.
Footage of the attack on social media showed him surrounded and beaten by almost a dozen men in the city's Dhanmondi neighbourhood.
They also blocked roads, only letting emergency vehicles through, and the Government has threatened to get tougher if the protests become too disruptive.
Shipping Minister Shajahan Khan questioned the protesters' fury, saying that in neighboring India, a recent crash killed more than 30 people, "but do they talk about it the way we do?"
With the protest movement nearly entirely driven by young people, its unsurprising that social media has played a key role, in both spreading the initial news about the two killed as well as in organising the demonstrations.
"Yet again, Bangladesh authorities seem determined to take abusive shortcuts to problems, and then denounce those who criticize", Adams said.
The unprecedented numbers on the streets have forced the Awami League government - unable to control the protests in a week - to come to the dialogue table.
Meanwhile, telecommunications companies were ordered to suspend 3G and 4G services for a period of 24 hours on late Saturday.
He said the party office which was close to Jigatala was vandalised by some unidentified youths, dressed in school uniforms, moments before the clashes erupted.
More than 4,000 people die in road accidents each year in Bangladesh, one of the world's highest rates.