Ordinary low pressure systems typically interact when they're 1,200 miles or less from meeting. Tropical cyclones and hurricanes can interact whenever the distance between them is under 900 miles. This can happen when they form very near to each other or are steered on an intersecting path by upper level winds.
Banadryl consists of diphenhydramine and it tend to increase heart rate. So there is no serious risk of decrease in heart rate with Banadryl. Melatonin is comparatively safe drug still it may decrease BP to some extent.Over all Benadryl will not decrease your heart rate or pulse. You can take it.anadryl consists of diphenhydramine and it tend to increase heart rate. So there is no serious risk of decrease in heart rate with Banadryl. Melatonin is comparatively safe drug still it may decrease BP to some extent.
Benadryl is the brand name given to the drug diphenhydramine, most commonly used as an antihistamine for those suffering from allergy symptoms such as runny nose, itchy eyes and a sore throat.ependence. Benadryl may have addictive effects on some people who engage in long term use of the drug, especially for those taking the medication as a sleep aid. Taking more Benadryl to achieve expected results is a common sign of the body's dependence on the drug. In some cases, insomnia may result.