The Saolta group is holding walk in vaccination clinics in Sligo and Roscommon this weekend for anyone who requires a second dose of a Pfizer or Moderna vaccine.
It's also urging anyone over 16 who hasn't yet received their first dose of a vaccine, to also avail of clinics.
The vaccination clinic in Roscommon is now located at the Community Centre in Kilbride, and will be open on Saturday 21st from 9.15am to 4.10pm for those receiving a 1st or 2nd dose of a Pfizer vaccine.
The walk-in clinic at the IT in Sligo will also provide Pfizer vaccines from 12pm to 5pm on Saturday.
Both walk in clinics will only open to people requiring their 2nd Moderna vaccine on Sunday.
Opening hours in Roscommon are from 9.15am to 12.10pm and the clinic at Sligo IT will run from 9.15am to 12.30pm.
People who are waiting for their second dose Pfizer or Moderna vaccine must have reached the interval between doses and must have photo ID and proof of date of birth.
Anyone aged 16 and older who hasn't yet received their first dose vaccine, must have photo identification with them, including their PPS number - full details are on the HSE website.