Question

1. what are the common names (brand names) for these analgesics? when do we use them? what is the recommended dose for an adult?

aspirin
ibuprofen
acetaminophen

Explanation:

• Aspirin: Common brand names include Bayer Aspirin. Used for pain relief, reducing inflammation, fever, and preventing heart attacks/strokes (due to anti - platelet effects). Adult dose: Usually 325 - 650 mg every 4 - 6 hours as needed for pain/fever; for heart health, 81 - 325 mg daily (doctor - recommended).
• Ibuprofen: Common brand names are Advil, Motrin. Used for pain (including menstrual pain), inflammation, fever. Adult dose: 200 - 400 mg every 4 - 6 hours, not exceeding 1200 mg (OTC) or as per prescription (up to 3200 mg in some cases) in a day.
• Acetaminophen: Common brand names are Tylenol. Used for pain and fever, especially when inflammation is not the main issue (as it has less anti - inflammatory action). Adult dose: 325 - 650 mg every 4 - 6 hours, not exceeding 3000 - 4000 mg per day (to avoid liver damage).

Answer:

Analgesic	Common Brand Names	When to Use	Adult Recommended Dose
Ibuprofen	Advil, Motrin	Pain, inflammation, fever	200 - 400 mg every 4 - 6 h (OTC max 1200 mg/day; prescription may vary)
Acetaminophen	Tylenol	Pain, fever (low anti - inflammatory)	325 - 650 mg every 4 - 6 h (max 3000 - 4000 mg/day)