Doxymycin 100mg (Pr) is a type of medication that is used to treat bacterial infections. It belongs to the class of tetracycline antibiotics. This medication can be used to treat several conditions such as cholera, treatment of anthrax, prophylaxis for malaria and louse borne typhus, acne, syphilis, periodontitis and many others. Just like every other medication, this medication has a list of side effects along with its usage such as nausea, vomiting, tachycardia, hypotension, and loss of appetite, difficulty swallowing, angioedema, rashes and others. If any of these would to occur to you, please seek medical attention immediately. This medication is to be taken strictly under a doctor’s advice and is to be kept away from children. Always adhere to the dosage instruction given by the doctor to avoid any overdose or other unwanted effects. Also do not pass on this medication to those who you think have the same symptom. It is best to use it only after consulting a doctor.