The adult dose of Proguanil is two tablets daily and Chloroquine two tablets weekly.
Proguanil - TWO tablets should be taken together at the same time each day every day, starting ONE week before arrival in the malaria region whilst there and for FOUR weeks on leaving.
Chloroquine - TWO tablets should be taken together at the same time once a WEEK. Don't worry you can take these at the same time as the proguanil when the two medicines coincide. They should be started ONE week before arrival in the malaria region whilst there and for FOUR weeks on leaving.
For more information see the relevant pages:
Chloroquine (Avloclor) tablets