Antihistamines such as Benadryl (diphenhydramine) are sedating and may counteract the effect of stimulants. Antacids or acid blockers (Axid, Pepcid, Zantac) may delay the release of long-acting stimulant preparations, as absorption is dependent on acid in the stomach.
Can I take allergy medicine while on Adderall?
If you or your child takes an amphetamine (brand names Adderall, Dexedrine, and others), you may want to avoid antihistamines. Amphetamines may counteract the sedative effect of antihistamines, and this interaction could be dangerous.
What medications do not mix with Benadryl?
- antidepressants.
- stomach ulcer medicine.
- cough and cold medicine.
- other antihistamines.
- diazepam (Valium)
- sedatives.
Can you take Benadryl with high blood pressure?
But because diphenhydramine has an atropine-like action, it may lower your blood pressure, and caution should be taken if you have hypertension (high blood pressure) and take medication.Oct 7, 2021
Does Benadryl interact with pain medication?
Many OTC medications can cause significant drug interactions with opioids. For example, diphenhydramine found in some cold and allergy medications can cause sedative effects and can be dangerous when added to opioid's sedative side effects.
When should you not take Benadryl?
Call your doctor if the condition you are treating with diphenhydramine does not improve, or if you have a fever with a headache, cough, or skin rash. Do not use diphenhydramine for longer than 2 weeks to treat sleep problems, or longer than 7 days to treat cold or allergy symptoms.Nov 17, 2020
What can you not mix with Benadryl?
Dehydration. Benadryl and alcohol are both known to dehydrate the body. Mixing them can increase the risk of dehydration. This can cause discomfort at the time and may worsen a hangover.
What can you not mix with caffeine pills?
Avoid mixing caffeine pills with carbonated drinks or energy drinks, which may increase risk of overdose. It's possible to become addicted to caffeine pills because caffeine is a stimulant drug.Jun 29, 2021
Can you take caffeine and allergy meds at the same time?
It's best not to combine large amounts of caffeine with any drug that has stimulant effects, such as pseudoephedrine (which is found in some cold and allergy meds), because the caffeine can heighten the drug's side effects, which may include weakness, nausea, and an irregular heartbeat.Jun 24, 2012