Pill Side Effects

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

More common
Blisters on skin
body aches or pain
chills
cough
difficulty in breathing
ear congestion
itching in genital or other skin areas
loss of voice
nasal congestion
open sores or scabs on skin
pain or tenderness around eyes and cheekbones
redness of skin (severe)
scaling
shortness of breath or troubled breathing
skin rash
sneezing
sore throat
stuffy or runny nose
tightness of chest or wheezing
unusual tiredness or weakness
Less common
Abdominal pain
ankle, knee, or great toe joint pain
blurred vision
chest pain
dizziness
bladder pain
bloody or cloudy urine
cold flu-like symptoms
difficult, burning, or painful urination
fainting
fast or irregular heartbeat
frequent urge to urinate
joint stiffness or swelling
high amount of cholesterol in the blood
hoarseness
lower back or side pain
lump in abdomen
nervousness
persistent non-healing sore
pink growth on skin
pounding in the ears
reddish patch or irritated area
severe headache
shiny bump on skin
slow or fast heartbeat
swollen, painful, or tender lymph glands in neck, armpit, or groin
white, yellow or waxy scar-like area
Incidence unknown – Observed during clinical practice, estimates of frequency can not be determined
Blurred vision
blue lips and fingernails
convulsions
coughing that sometimes produces a pink frothy sputum
difficulty breathing
dilated neck veins
dizziness
extreme fatigue
faintness
fast, irregular or pounding heartbeat
headache
irregular breathing
irregular heartbeat
nausea or vomiting
pain in the shoulders, arms, jaw or neck
seizures
shortness of breath
slurred speech
sudden and severe inability to speak
suicide
sweating
swelling of face, fingers, feet, or lower legs
temporary blindness
weakness in arm and/or leg on one side of the body
weight gain
wheezing
Symptoms of overdose
Flu-like symptoms, including diarrhea, fatigue, fever, headache, or muscle pain
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common
Burning or stinging of skin (mild)
flaking of skin
mild headache
pain, soreness, or tenderness of skin (mild)
rash
redness of skin (mild)
swelling at place of application
Less common
Back pain
fever
lightening of the treated skin
nausea

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

Incidence not known
Abdominal or stomach cramping, burning, or tenderness
back or leg pains
bleeding gums
blistering, peeling, loosening of skin
bloating
bloody or black, tarry stools
bloody or cloudy urine
blue lips and fingernails
blurred vision
burning, crawling, itching, numbness, prickling, “pins and needles” , or tingling feelings
chest pain
chills
clay-colored stools
clear or bloody discharge from nipple
cloudy urine
confusion
constipation
cough or hoarseness
coughing that sometimes produces a pink frothy sputum
coughing up blood
dark urine
decrease in urine-concentrating ability
decreased appetite
diarrhea
difficult, fast, noisy breathing, sometimes with wheezing
difficulty swallowing
dimpling of breast skin
dizziness, faintness, or lightheadedness when getting up from a lying or sitting position suddenly
dry mouth
fast or irregular heartbeat
fever with or without chills
flushed, dry skin
fruit-like breath odor
general body swelling
general feeling of discomfort or illness
greatly decreased frequency of urination or amount of urine
headache
heartburn
hives or welts
increased blood pressure
increased hunger
increased thirst
increased urination
increased sweating
indigestion
inverted nipple
joint pain, stiffness, or swelling
loss of appetite
lower back or side pain
lump in breast or under the arm
muscle cramps or pain
nausea and vomiting
nosebleeds
numbness, tingling, pain, or weakness in hands, feet, or lips
painful or difficult urination
pains in stomach, side, or abdomen, possibly radiating to the back
pale skin
persistent crusting or scaling of nipple
pinpoint red or purple spots on skin
puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
red, irritated eyes
redness or swelling of breast
redness, soreness or itching skin
seizures
severe stomach pain
shakiness and unsteady walk
shortness of breath
skin rash
sore on the skin of the breast that does not heal
sore throat
sores, ulcers, or white spots on lips or in mouth
sugar in the urine
swelling in legs and ankles
swelling of face, hands, fingers, feet, or lower legs
swollen or painful glands
thickening of bronchial secretions
tightness in chest
trembling
troubled breathing
unpleasant breath odor
unsteadiness, trembling, or other problems with muscle control or coordination
unusual bleeding or bruising
unusual tiredness or weakness
unusual weight loss
vomiting of blood or material that looks like coffee grounds
weakness and heaviness of legs
weight gain
wheezing
yellow eyes or skin
Get emergency help immediately if any of the following symptoms of overdose occur:

Symptoms of overdose
Difficulty sleeping
disorientation
drowsiness to profound coma
hallucination
lethargy
lightheadedness
mood or other mental changes
rash with flat lesions or small raised lesions on the skin
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Incidence not known
Absent, missed, or irregular menstrual periods
bleeding after menopause
burning feeling in chest or stomach
discoloration of skin
feeling of constant movement of self or surroundings
inability to have or keep an erection
increased sensitivity of skin to sunlight
muscle spasm
restlessness
sensation of spinning
severe sunburn
stomach upset
stopping of menstrual bleeding
swelling of the breasts or breast soreness in both females and males

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Stop using phenylephrine and call your doctor at once if you have a serious side effect such as:
severe sneezing, runny or stuffy nose, redness or swelling in your nose, or other worsening nasal symptoms (may be a sign of overuse of phenylephrine nasal);

severe stinging, burning, or irritation inside your nose;

severe dizziness, restless feeling, nervousness, or insomnia;

mood changes, unusual thoughts or behavior;

feeling like you might pass out;

slow, fast, or pounding heartbeat;

tremors or shaking; or

urinating less than usual or not at all.

Less serious side effects may include:

temporary sneezing;

mild burning, dryness, cold feeling, or irritation inside your nose;

headache, dizziness, weakness;

sweating, nausea;

feeling excited or restless (especially in children); or

mild sleep problems.

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

Symptoms of too much medicine being absorbed into the bodyVery rare
Dizziness or drowsiness
increased sweating
irregular heartbeat
muscle twitching or trembling
nausea or vomiting
shortness of breath or troubled breathing
unusual excitement, nervousness, or restlessness
unusual tiredness or weakness

All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most COMMON side effects persist or become bothersome:

Cough; dizziness; headache; nausea; nervousness; sinus inflammation; sore or dry throat; tremor; trouble sleeping; unusual taste in mouth; vomiting.

Seek medical attention right away if any of these SEVERE side effects occur:
Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); chest pain; ear pain; fast or irregular heartbeat; new or worsened trouble breathing; pounding in the chest; severe headache or dizziness; unusual hoarseness; wheezing.

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

Rare
Fever
skin rash or itching
sore throat
unusual tiredness and weakness
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Less common
Abdominal pain
diarrhea
dizziness
headache
nausea
vomiting
Rare
Thinning or loss of hair
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

Rare
Fever
skin rash or itching
sore throat
unusual tiredness and weakness
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Less common
Abdominal pain
diarrhea
dizziness
headache
nausea
vomiting
Rare
Thinning or loss of hair
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor as soon as possible if any of the following side effects occur:

More common
Eye redness and swelling
Less common
Eye discharge
eye discomfort
eye pain
hives
increased itching of eyes
rash.
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common
Headaches
stuffy or runny nose
Less common
Burning or stinging of eyes
dry eyes
eyelid disorder
eye sensitivity to light
fever, tiredness, achiness, and sore throat
increase in size of pupils
sore throat
tearing.

Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat. Stop using tetracycline and call your doctor at once if you have any of these serious side effects:
severe headache, dizziness, blurred vision;

fever, chills, body aches, flu symptoms;

severe blistering, peeling, and red skin rash;

urinating less than usual or not at all;

pale or yellowed skin, dark colored urine, fever, confusion or weakness;

severe pain in your upper stomach spreading to your back, nausea and vomiting, fast heart rate;

loss of appetite, jaundice (yellowing of the skin or eyes); or

easy bruising or bleeding, unusual weakness.

Less serious side effects may include:

sores or swelling in your rectal or genital area;

mild nausea, vomiting, diarrhea, or stomach upset;

white patches or sores inside your mouth or on your lips;

swollen tongue, trouble swallowing; or

vaginal itching or discharge.

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

Rare
Burning, redness, stinging, or other eye irritation
eye pain
veil or curtain appearing across part of vision
Symptoms of too much medicine being absorbed into the body
The most common of these symptoms, especially in children, are nausea, vomiting, diarrhea, and stomach cramps or pain. Your doctor may tell you to stop taking the medicine if any of these side effects occur.

Too much medicine being absorbed is rare with the eye ointment form of this medicine.

Increased sweating
loss of bladder control
muscle weakness
nausea, vomiting, diarrhea, or stomach cramps or pain
shortness of breath, tightness in chest, or wheezing
slow or irregular heartbeat
unusual tiredness or weakness
watering of mouth
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Blurred vision or change in near or distance vision
difficulty in seeing at night or in dim light
headache or browache
twitching of eyelids
watering of eyes
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.