Is 500mg of acetaminophen too much?
In general, adults can take between 650 milligrams (mg) and 1,000 mg of acetaminophen every 4 to 6 hours. The FDA recommends that an adult shouldn’t take more than 3,000 mg of acetaminophen per day unless directed otherwise by their healthcare professional.
What are the side effects of taking too much acetaminophen?
What are the symptoms of an acetaminophen overdose?
- Cramping.
- Fatigue.
- Loss of appetite.
- Nausea.
- Stomach pain.
- Sweating.
- Vomiting.
How long does acetaminophen stay in your system?
If you have no significant medical conditions and only take acetaminophen at recommended doses, then it is typically out of your system within 12 to 24 hours after your last dose. If you’ve been taking more than the recommended doses of acetaminophen, it could take a few days for your body to clear it.
Will acetaminophen keep you awake?
Acetaminophen helps to reduce fever and/or mild to moderate pain (such as headache, backache, aches/pains due to muscle strain, cold, or flu). The antihistamine in this product may cause drowsiness, so it can also be used as a nighttime sleep aid.
When should you not take acetaminophen?
You should not take acetaminophen if you are allergic to it, or if you take other medications that contain acetaminophen. Ask a doctor or pharmacist if this medicine is safe to use if you’ve ever had cirrhosis of the liver, or if you drink alcohol daily.
Does acetaminophen raise blood pressure?
Regular acetaminophen use increases both systolic and diastolic blood pressure in individuals with hypertension, with an effect similar to that of nonsteroidal anti-inflammatories. This rise in blood pressure is seen both in those taking and not taking antihypertensive therapy.
How long does 500mg of acetaminophen last?
| Acetaminophen: How much can you take safely? | ||
|---|---|---|
| 325 mg | 500 mg | |
| Take how often? | Every 4 to 6 hours | Every 4 to 6 hours |
| Safest maximum daily dose for most adults | 8 pills | 6 pills |
| Never take more than this in a 24-hour period | 12 pills (3900 mg) | 8 pills (4000 mg) |