Prepaid health cards gives you access to an HMO’s network of accredited hospitals and doctors but are generally for one-time use only, unless specified that it can be used multiple times or up to an aggregate benefit limit (ABL).

Each prepaid health card offers different benefits and different age & eligibility requirements, which will all be indicated in the product details. 

Prepaid health cards/eVouchers need to be authorized before availment, and can only be used in accredited hospitals or clinics of your chosen HMO provider.

No, if it has been registered and activated already. But it can be transferred or even given as gifts just as long as it is not yet registered, activated, or used.