Gasec-20 is a proton pump inhibitor medication containing 20mg of Omeprazole per capsule. This package contains 14 gastrocaps and is manufactured by Acino Switzerland. It is used to reduce stomach acid production. This medication contains Omeprazole as its active ingredient and belongs to the class of drugs known as proton pump inhibitors (PPIs). Each gastrocap contains 20mg of Omeprazole. The package includes 14 capsules. As this is a prescription medication, it should only be taken under the direction and supervision of a healthcare provider.