Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Mobile Phone Based Medication Reminder Program for Patients in China With Coronary Heart Disease: A Pilot Study
Brief Summary: This study evaluates the feasibility and acceptability of using mobile applications to improve medication adherence. Participants in the experimental group will receive educational materials and daily reminders through mobile applications. While, participants in the control group will receive only educational materials. After the intervention, interviews will be conducted among participants through phone calls.


Options:
A: Inclusion Criteria:

* Patients with the following cardiovascular conditions and respective medication classes:
* Hypertension (Beta-blockers \[B-blockers)\], Calcium Channel Blocker \[CCB\], Angiotensin converting enzyme inhibitors (ACEi), Angiotensin Receptor Blockers \[ARB\], or Thiazide diuretic)
* Hyperlipidemia (HMG CoA reductase inhibitor \[Statins\])
* Diabetes (Alpha-glucosidase inhibitors, Biguanides, DPP-4 inhibitors, Sodium glucose transport inhibitor, Meglitinides, Sulfonylureas, Thiazolidinediones, or statins Coronary artery disease P2Y12 inhibitor \[Clopidogrel, Ticagrelor, Prasugrel, Ticlopidine\], B-blockers, ACEi or ARB or statins)
* Atrial fibrillation (Direct oral anticoagulants, B-blockers, CCB)

Exclusion Criteria:

* Patients who do not have a mailing address listed in EHR;
* Patients who do not have a landline or cellphone listed in EHR;
* Currently pregnant if denoted in the EHR at the time of the data pull;
* Patients with a mailing address outside of the state of Colorado;
* Patients that do not speak either English or Spanish.
B: Inclusion criteria for participants are:

* having a medical diagnosis of CHD
* being eighteen years old or older
* having an antihypertensive medication regimen that lasts for forty-nine days or more at the enrollment
* being able to read messages through mobile phone
* having a mobile phone which can receive messages from WeChat, and can receive daily reminders from BB Reminder
* having no obvious cognitive impairment
* patients with comorbidities can be included in the study, but during the study, antihypertensive medications are their only prescribed medications (this will be screened by the cardiologist).
C: Inclusion Criteria:

* Age ≥18 years old
* History of at least one of the following arterial occlusive events:

  * acute coronary syndrome (unstable angina, acute myocardial infarction with or without ST elevation),
  * stable angina,
  * ischemic cerebrovascular disease,
  * peripheral arterial disease or
  * coronary revascularization (coronary artery bypass surgery (CABG) or percutaneous transluminal coronary angioplasty (PTCA).
* Own at least one mobile phone
* Ability to read and understand text messages (SMS)
* Intention to stay in the country of recruitment during the next 12 months

Exclusion Criteria:

* Contraindication to take all cardiovascular medications used in secondary prevention.
* Participation in another randomized clinical trial that could interfere with adherence to treatment.
D: Inclusion Criteria:

* ≥ 21 years of age,
* recent ACS or PCI within 1 week
* new antiplatelet (thienopyridine) prescription
* owns a smartphone

Exclusion Criteria:

* cognitive impairment
* lack of English proficiency/literacy

Answer: B