| Country |
Drugs for Prevention |
|
Anguilla |
No risk |
|
Antigua & Barbuda |
No risk |
|
Bahamas |
No risk |
|
Barbados |
No risk |
|
Belize |
Chloroquine |
|
Bermuda |
No risk |
|
Canada |
No risk |
|
Cayman Islands |
No risk |
|
Costa Rica |
Chloroquine |
| Country |
Drugs for Prevention |
|
Cuba |
No malaria |
|
Dominica |
No malaria |
|
Dominican Republic |
Chloroquine |
|
El Salvador |
Chloroquine |
|
Grenada |
No malaria |
| Guadeloupe and St. Martin Island |
No malaria |
|
Guatemala |
Chloroquine |
|
Haiti |
Chloroquine |
|
Honduras |
No resistance |
| Country |
Drugs for Prevention |
|
Jamaica |
No malaria |
|
Martinique |
No malaria |
|
Mexico |
Chloroquine |
|
Montserrat |
No malaria |
|
Netherlands Antilles (including
Aruba, Bonaire, Curacao, and Sint Maarten islands) |
No malaria |
|
Nicaragua |
Chloroquine |
|
Panama |
Chloroquine for Bocas Del Toro Province;
atovaquone/proguanil or doxycycline or mefloquine for Darién Province and San Blas
Province (including the San Blas Islands) |
|
Puerto Rico |
No malaria |
|
St. Lucia |
No malaria |
|
St. Vincent & Grenadines |
No malaria |
|
St. Kitts & Nevis |
No malaria |
|
Trinidad & Tobago |
No malaria |
|
Turks and Caicos |
No malaria |
|
United States |
No malaria |
|
Virgin Islands (U.S.) |
No malaria |
|
Virgin Islands (U.K.) |
No risk |
|
|

Map courtesy of www.theodora.com/maps used with
permission.
|
Chemoprophylaxis
against malaria |
Areas with chloroquine sensitive P. falciparum |
| Chloroquine |
Start one week before exposure, continue
during exposure and for 4 weeks thereafter |
|
Areas with chloroquine resistant P. falciparum
(low degree, not wide spread) |
| Chloroquine Plus |
Start one week before,
continue during exposure and for 4 weeks thereafter |
| Proguanil
|
Start 1-2 days before,
continue during exposure and for 4 weeks thereafter |
|
Areas with chloroquine resistant P. falciparum
(High degree, widespread) |
| Chloroquine Plus Proguanil
|
As
above |
|
| OR Mefloquine |
Start 2-3 weeks before, continue during
exposure and for 4 weeks thereafter |
|
| OR Doxycycline |
Start 2 days before, continue during
exposure and for 4 weeks thereafter |
|
|
OR Atovaquone Plus
Proguanil |
Start 2 days before, continue during
exposure and for 7 days thereafter |
|