After Panwar's 'A' sample was found positive, the Indian Weightlifting Federation (IWF) suspended her provisionally.
Chanu ended India's over two-decade-long wait for a weightlifting medal at the Olympics.
Britain's Emily Campbell claimed silver in the +87kg event with 283kg and the United States' Sarah Robles took bronze on 282kg.
Weightlifter Sanket Sargar won India's first medal at the 2022 Commonwealth Games when he claimed the silver medal in the men's 55kg event in Birmingham on Saturday.
Srihari Nataraj led the charge for swimming powerhouse Karnataka with his fifth gold at the National Games.
Mirabai made a strong comeback from a lower back injury that had kept her out of action for nearly nine months post the 2018 Commonwealth Games.
Narendra Modi on Friday heaped praises on weightlifters Sanjita Chanu and Deepak Lather after the two made the country proud by clinching gold and bronze, respectively, at the ongoing 2018 Commonwealth Games in Gold Coast, Australia.
Russia's weightlifting team has been barred from competing at the Rio Olympics in August over doping offences, the sport's governing federation said on Friday.
At least 488 Ukrainian athletes and trainers have been killed since early 2022, around two dozen of whom had been European or world champions in their discipline, according to sports ministry spokesman Serhiy Bykov.
Mirabai Chanu's dream of clinching a second successive Olympic medal was dashed
Jubilant teenager Sara Ahmed became the first Egyptian woman to stand on an Olympic podium when she finished third in the women's 69kg at Riocentro on Wednesday.
This was Jeremy's fourth international competition in 67kg after the IWF added this weight category last year for the Olympic Games and other events.
India's weightlifting juggernaut continued to roll at the Commonwealth Games, with Punam Yadav adding a fifth gold medal to the tally after winning the 69 kg category for women on Sunday.
Commonwealth Games medal prospect B Premeelavalli cited family problems for her late withdrawal from the team.
Chanu, who has a personal best of 88kg in snatch and 119kg in clean and jerk, is no stranger to injuries and has struggled with a persistent back problem.
Seema had been given a four-year suspension by NADA's Anti-Doping Disciplinary Panel (ADDP) following the hearing on her positive test for banned performance enhancing drugs.
Check out how India's athletes fared on Day 12, Tuesday, August 7, 2024:
Samoa's Don Opeloge 381kg (171kg+210kg) bettered his 2018 silver by clinching gold with a record-breaking performance.
An independent report last week said the IWF was plagued by decades of corruption orchestrated by autocratic former president Tamas Ajan.
Facing a life ban after failing a second dope test, weightlifter Sanamacha Chanu on Thursday accused the Indian Weightlifting Federation of keeping her in the dark about the banned substance methylhexaneamine, which she said she cannot even spell properly.
Russian Sport Minister Vitaly Mutko said a decision by the International Weightlifting Federation to ban Russia weightlifters from the Rio Olympics was like "a psychotic episode", R-Sport news agency reported on Thursday.
Sanjita Chanu gave India its second gold medal at the Commonwealth Games, winning the women's 53 kg weightlifting event, at Gold Coast, on Friday morning.
Sports Minister Sarbananda Sonowal's revelations came just a few days after India has been placed at the third spot in worldwide dope violation in 2014 in a report published by World Anti-Doping Agency.
Indian Olympic Association president PT Usha feels the axing of medal-yielding sports such as wrestling, hockey and badminton from the 2026 Glasgow Commonwealth Games programme is "disappointing" for the country but the approach to reduce cost would ensure that the event continues to find hosts in future.
A 19-year-old weightlifter has been suspended by the Indian Weightlifting Federation (IWF) for allegedly harassing three junior women weightlifters at the NIS, Patiala.
The World Anti-Doping Agency (WADA) has begun an investigation into doping violations after an inquiry led by Richard McLaren uncovered 40 positive adverse analytical findings hidden in the International Weightlifting Federation (IWF) records.
Pardeep Singh came agonizingly close to winning gold, but eventually settled for silver in the men's 105 kg weightlifting competition after a close contest with Samoa's Sanele Mao at the Commonwelth Games on Monday morning.
The International Olympic Committee has formally excluded Albanian weightlifter Hysen Pulaku from the London Olympics after he failed a doping test.
Five nations, including Russia, whose doping records have risked weightlifting's place on the Olympic schedule have been limited to just two athletes for the 2020 Tokyo Games by the sport's governing body, according to a document seen by Reuters.
Vikas Thakur added a shade of bronze to Indian weightlifters' golden run at the Commonwealth Games, claiming the third position in the 94kg category by equalling his personal best in Gold Coast on Sunday.
Weightlifter Kavita Devi has been banned for two years after failing a drugs test, India's weightlifting chief said on Monday. Kavita, who competes in the women's 75kg, was hauled back from last month's Asian championships in Japan after the Indian weightlifting federation learned she had tested positive for a steroid during a World Anti-Doping Agency test.
Sathish Kumar Sivalingam gave India its third gold medal from weightlifting, winning the men's 77 kg class, in Gold Coast on Saturday.
IOA president P T Usha on Sunday slammed the revolting executive council members, saying they 'seem more focused on self-serving power play and monetary gain'
The sports ministry cleared the final contingent that also features 140 support staff and officials, of which 72 "have been approved at cost to the Government" to meet the "requirements" of the travelling sportspersons.
'Four adverse analytical findings were reported on the occasion of doping controls carried out on the Indian national team members,' the IWF said.
From firewood to barbells, no burden is too heavy for India's Mirabai
'We know that Mira has to go well beyond the 200kg mark. 202kg will not cut it this time but somewhere around 205-206kg should do it. But we are prepared for the challenge.'
It has been alleged that IOA treasurer Sahdev Yadav and some other officials are continuing in office in violation of the age and tenure cap set by the National Sports Code.
Teenager Deepak Lather, on Friday, became the youngest Indian weightlifter to claim a Commonwealth Games medal, clinching a bronze in the men's 69kg category.
The Indian Weightlifting Federation was told that its weightlifters can participate in international events provided it pays up a fine of US $50,000.