Periodic pledges are important to Erowid as they let us rely on regular contributions from supporters. If you are able to make a periodic pledge, please enter below the details of the pledge you'd like to make. Once you've selected pledge details below, the charges will be made automatically to your credit or bank card (Visa, Mastercard, or Discover)

Note: Pledges can be cancelled at any time simply by contacting Erowid.

1. Amount
The amount you'd like to give each time a charge is made ($10 minimum).
$


2. Interval
How often charges will be made to your card.
once a month twice a month once every two months once every three months


3. Duration
The duration of the periodic pledge you would like to make. Indefinite pledges can be cancelled at any time by contacting us.
6 months 9 months 1 year 2 years 3 years 5 years indefinite