Teva zonisamide capsules are temporarily out of stock. Teva expects the 25mg and 100mg capsules to be back in stock at the end of May 2019. The 50mg capsules are expected back at the end of July 2019. Other manufacturer’s versions of zonisamide capsules are available. If you have any concerns about taking a different manufacturers version, speak to your GP, epilepsy nurse or epilepsy specialist.