Placebo and Active Controlled Study to Assess Efficacy and Tolerability of Aspirin Plus Pseudoephedrine

Single oral dose of 1 to 2 Aspirin Complex sachets, each containing granules of 500 mg Acetylsalicylic Acid (ASA) and 30 mg Pseudoephedrine (PSE), to be taken orally after dissolving in a glass of water; to be repeated as needed every 6 hours for a period of not more than 3 days.

Single oral dose of 1 to 2 sachets Acetylsalicylic Acid, each containing granules of 500 mg Acetylsalicylic Acid (ASA), to be taken orally after dissolving in a glass of water; to be repeated as needed every 6 hours for a period of not more than 3 days.

Single oral dose of 1 to 2 sachets Pseudoephedrine, each containing granules 30 mg Pseudoephedrine, to be taken orally after dissolving in a glass of water; to be repeated as needed every 6 hours for a period of not more than 3 days.

Single oral dose of 1 to 2 sachets, each containing Placebo granules, to be taken orally after dissolving in a glass of water; to be repeated as needed every 6 hours for a period of not more than 3 days.