On behalf ot the BHA the Hyperbaric Medical Centre, Plymouth (DDRC) provides a 24 hour, 365 day advice and treatment service open to all.

In the event of a known or suspected carbon monoxide poisoning incident the helpline can be contacted on 01752 209999.

This number can also be used for urgent and elective referrals for other conditions responsive to hyperbaric oxygen therapy, as well as non-urgent diving medical advice.

On behalf of the BHA the Undersea Medicine Division of the Institute of Naval Medicine provides a 24 hour, 365 day physician-based advice and treatment service open to all. In the event of a diving emergency the Duty Diving Medical Officer can be contacted by Cellphone on 07831 151523.

If the DDMO is engaged on another call or attending to another patient, you  may leave a voice message and the DDMO will call you back. If there is any difficulty making contact, or there appears to be undue delay, the Institute of Naval Medicine Main Gate (Telephone 02392 768020) has alternative means of making contact.

If there is still a difficulty making contact, an alternative number is: Telephone Exchange, Royal Hospital Haslar: 02392 584255

This number should also be used for urgent and elective referrals for other conditions responsive to hyperbaric oxygen therapy, as well as non-urgent diving medical advice.

Treatments are undertaken at the National Hyperbaric Centre in Aberdeen and several satellite chambers.

In the event of a diving emergency the Hyperbaric Doctor on call can be contacted on 0845 408 6008.

This number should also be used for urgent and elective referrals for other conditions responsive to hyperbaric oxygen therapy arising in Scotland, as well as non-urgent diving medical advice.

For further advice and information on Diving Safety, please visit the British Diving Safety Group website at http://www.bdsg.org/